Siarhei Besarab

Siarhei Besarab was born in 1984 in the city of Novogrudok in the Grodno Region of western Belarus.{{Cite AV media |url=https://www.youtube.com/watch?v=ffLIJD4RGxs |title=Яго звольнілі з Акадэміі Навук: Лукашэнка, бомба 50 кілатон, чаму навука Беларусі ў срацы. Навуковец Сяргей Бесараб |last=Melkazioraŭ |first=Mikita |type=Video |language=be |trans-title=He was fired from the Academy of Sciences. Scientist Siarhei Besarab tells about Lukashenka, a nuclear bomb of 50 kilotons and why the science of Belarus is destroyed |access-date=2024-04-23 |via=}} He graduated with honors from Secondary School No. 3 in Novogrudok, where he won several awards at regional and national chemistry olympiads during his school years.{{Cite news |year=2001 |title=Таленты побач |trans-title=Talents Among Us |work=Novae Zhytstsio |page=3 |language=be |publication-place=Novogrudok |issue=71 (8256)}} While in school, Besarab was chosen for a special honor: he got to wear the academic gown of Barys Kit, a famous Belarusian-American rocket scientist. Kit donated his gown to the local museum to inspire students. This tradition recognizes top students for their achievements and connects them to Kit’s scientific legacy.{{Cite web |date=2024-04-06 |title=114 гадоў з дня нараджэння Барыса Кіта |trans-title=Celebrating 114 Years Since the Birth of Barys Kit, Belarusian-American Rocket Pioneer |url=https://racyja.com/by/kultura/114-hadou-z-dnja-naradzennja-barysa-kita/ |archive-url=https://web.archive.org/web/20240406084805/https://racyja.com/by/kultura/114-hadou-z-dnja-naradzennja-barysa-kita/ |archive-date=2024-04-06 |access-date=2025-07-07 |website=Рацыя |language=be |quote=Сяргей Бесараб – адзін з тых вучняў Наваградка, якому за поспехі ў вучобе пашчасціла ганарова насіць мантыю Барыса Кіта, якую вучоны ў свой час перадаў на вечнае захаванне ў Наваградскі гісторыка-краязнаўчы музей. |trans-quote=Siarhei Besarab was one of the few high school students in Novogrudok who received a special honor for academic excellence: he was chosen to wear the academic gown of Barys Kit, a renowned Belarusian-American rocket scientist. Kit donated his gown to the local history museum so that it could be awarded to outstanding students as a way to inspire them and connect them to his scientific legacy.}}

Besarab received his Bachelor of Science from the Department of Radiation Chemistry and Pharmaceutical Technologies, Faculty of Chemistry, Belarusian State University, where he conducted research on radiation-induced free radicals under the supervision of Professor Oleg Shadyro, a leading specialist in the study of radiation effects.{{Cite web |date=2023-03-15 |title=«Гэта можа выклікаць рак». Навуковец б'е трывогу адносна таго, што ў Беларусі пачалі апраменьваць прадукты радыяцыяй |trans-title=‘This Could Cause Cancer’: Scientist Raises Alarm Over Radiation-Treated Food in Belarus |url=https://nashaniva.com/312244 |access-date=2025-06-30 |website=Наша Ніва |language=be |quote=Сяргей Бесараб - выпускнік кафедры радыяцыйнай хіміі БДУ, дзе ён займаўся менавіта свабоднымі радыкаламі, якія ўзнікаюць пад уздзеяннем радыяцыі. Яго навуковы кіраўнік, прафесар Алег Шадыра, лічыўся найлепшым спецыялістам у даследаванні ўплыву радыяцыі. |trans-quote=Siarhei Besarab is a graduate of the Department of Radiation Chemistry at Belarusian State University, where he specialized in studying free radicals generated by radiation exposure. His academic advisor, Professor Oleg Shadyro, is recognized as a leading expert in the study of radiation effects.}}

He earned his master's degree in chemistry at the University of National Academy of Sciences of Belarus (NASB). His master’s research was supervised by Alexander Tretyak, a renowned specialist in glass chemistry and functional glass materials.{{Cite web |date=2024-02-28 |title=В Канаде рассказали о прорывной разработке, которую в Беларуси зарубили много лет назад. Как такое происходит, объяснил автор проекта |trans-title=Canada Unveils Breakthrough Innovation Rejected Years Ago in Belarus — Project's Creator Explains Why It Happens |url=https://news.zerkalo.io/economics/62224.html |archive-url=https://web.archive.org/web/20240228121912/https://news.zerkalo.io/economics/62224.html |archive-date=2024-02-28 |access-date=2025-06-30 |website=Зеркало |language=ru |quote=Руководитель моей магистерской программы - это Александр Николаевич Третьяк. Уникальный, если не единственный в Беларуси специалист по химии стекла и хрусталя, который долгое время пытался привлечь внимание к необходимости разработки в Беларуси собственных функциональных стекол |trans-quote=My master's program was led by Alexander Nikolaevich Tretyak — a unique, and perhaps the only, expert in glass and crystal chemistry in Belarus. For years, he worked to draw attention to the urgent need for developing Belarus’s own functional glass materials.}} Following his master’s studies, Besarab completed his PhD in surface science under the guidance of academician Vladimir Komarov at the Institute of General and Inorganic Chemistry at NASB. Komarov is recognized as a leading Belarusian chemist and founder of the national school of adsorption science.{{Cite web |date=2016-03-03 |title=Разведчык з Кнігі вялікіх хімікаў |trans-title=A Pioneer from the Book of Great Chemists |url=https://nastgaz.by/razvedchyk-z-knigi-vyalikih-himikau/ |archive-url=https://web.archive.org/web/20210620094946/https://nastgaz.by/razvedchyk-z-knigi-vyalikih-himikau/ |archive-date=2021-06-20 |access-date=2025-06-30 |website=«Настаўніцкая газета» |language=ru-RU}}

During his secondary school and university years, Besarab developed an interest in meteoritics and meteorite hunting. He worked as an analytical chemist in a team involved in commercial meteorite search expeditions, where he was responsible for identifying recovered materials. {{Cite web |date=2025-01-29 |title=Месяц таму ў Мінскай вобласці ўпаў метэарыт. Сяргей Бесараб падазрае, што яго могуць вывезці ў Расію |trans-title=A Meteorite Fell in Belarus: Scientist Siarhei Besarab Warns It May Be Taken to Russia |url=https://nashaniva.com/360401 |archive-url=https://web.archive.org/web/20250129091524/https://nashaniva.com/360401 |archive-date=2025-01-29 |access-date=2025-07-07 |website=Наша Ніва |language=be}}{{Cite web |date=2025-02-01 |title=«Царапают „здесь был Вася“ на стене Лувра». Химик Сергей Бесараб — о том, как жодинский метеорит показал состояние беларусской науки |trans-title=‘Like Scratching ‘I Was Here’ on the Louvre’: Chemist Siarhei Besarab on What the Zhodzina Meteorite Reveals About Belarusian Science |url=https://news.zerkalo.io/life/90056.html |archive-url=https://web.archive.org/web/20250201095635/https://news.zerkalo.io/life/90056.html |archive-date=2025-02-01 |access-date=2025-07-07 |website=Зеркало |language=ru}} This early professional experience contributed to his scientific training and practical skills.

Since 2010, Besarab has worked as a research scientist in the Laboratory of Adsorbents and Adsorption Processes at the Institute of General and Inorganic Chemistry at NASB, and focusing on inorganic porous materials, effective adsorbents, and new catalysts.{{Cite web |title=List of publications. Siarhei Besarab |url=https://scholar.google.com/citations?user=1jNpf9QAAAAJ |access-date=2024-04-24 |website=scholar.google.com}} Holder of 12 patents, his research ranked{{Cite book |title=Katalog top-100 rezulʹtatov fundamentalʹnykh i prikladnykh issledovaniĭ NAN Belarusi |date=2016 |publisher=Belnavuka |isbn=978-985-08-2009-9 |editor-last=Kilʹchevskiĭ |editor-first=A. V. |location=Minsk |language=ru |trans-title=Catalog of TOP-100 Results of Fundamental and Applied Research of NAS of Belarus for 2011-2015 |editor-last2=Natsyi︠a︡nalʹnai︠a︡ akadėmii︠a︡ navuk Belarusi}} among the top 100 in Belarusian fundamental and applied sciences from 2011 to 2015 and earned him two prizes in the Republican Scientific Research Competition (2009, 2011). In 2016, he won the Belarusian segment of the Skolkovo Startup Tour for a mercury fume purification device{{Cite journal |title=Сколково продвигает идеи молодых |trans-title=Skolkovo promotes the ideas of the young scientists |journal=Навука |language=ru |publication-date=2016 |volume=2587 |issue=16 |pages=2}} and contributed to developing polymer hydrogels{{Cite web |last= |first= |date=2016-09-21 |title=Наука в ударе |trans-title=Science is on fire |url=https://www.sb.by/articles/nauka-v-udare.html |access-date=2024-04-23 |website=www.sb.by |publisher=СБ-Беларусь |language=ru}} and additive technologies in cardiac surgery as a scientific advisor at the Republican Scientific and Practical Center of Pediatric Surgery. Additionally, he organized Belarus's first scientific hackathon, SciHackathon, in 2017.{{Cite web |title=Научный хакатон в Минске: домашний наркотест, синтез генов и алгоритм для перебора картофеля |trans-title=Science hackathon in Minsk: home drug test, gene synthesis and algorithm for potato screening |url=https://devby.io/news/pervyy-v-strane-nauchnyy-hakaton-vyigral-spektrometr-dlya-provedeniya-testa-na-narkotiki |access-date=2024-04-23 |website=dev.by |language=ru-BY}}{{Cite web |date=2023-02-20 |title=Амерыканскія навукоўцы прыдумалі, як візуальна сачыць за людзьмі па WiFi замест камер. Аказваецца, беларусы прэзентавалі падобны метад 6 год таму |trans-title=American scientists have figured out how to visually follow people via WiFi instead of cameras. It turns out that Belarusians presented a similar method 6 years ago |url=https://nashaniva.com/310711 |access-date=2024-04-23 |website=Наша Ніва |language=be}}

File:LAB-66 Telegram Channel Logo.jpg

Siarhei Besarab has made significant contributions to science communication as a journalist and educator.{{Cite web |last=Кот |first=Юлія |year=2024 |title=Бесараб: «Беларускім прадпрыемствам грошы вельмі патрэбныя, і ў цяперашніх варунках для іх «вайна — маці родная» |trans-title=Belarusian Firms Rely on War Profits to Survive, Expert Says |url=https://gazetaby.com/post/besarab-belaruskim-pradpryemstvam-groshy-velmi-patrebnyya-i-u-cyaperas/200599/ |archive-url=https://web.archive.org/web/20250702095754/https://gazetaby.com/post/besarab-belaruskim-pradpryemstvam-groshy-velmi-patrebnyya-i-u-cyaperas/200599/ |archive-date=2025-07-02 |website=gazetaby.com |language=be |quote=Мы абмеркавалі з навукоўцам і самым вядомым беларускім навукова-тэхнічным блогерам Сяргеем Бесарабам перспектывы і сутнасць беларуска-расійскага супрацоўніцтва ў авіябудаўніцтве |trans-quote=We spoke with Siarhei Besarab, a leading Belarusian science and technology blogger and researcher, about the prospects and realities of Belarus-Russia cooperation in the aviation industry. |agency=Салідарнасць (газета)}} Since 2019, he has managed LAB-66,{{Cite web |title=Научно-Технический·LAB-66·Лабораторный журнал беларуского химика |trans-title=Scientific and Tech - LAB-66 - Laboratory Journal of Belarusian Chemist |url=https://t.me/lab66 |access-date=2024-04-23 |website=Telegram |language=ru}} a popular Telegram science blog with over 19,000{{Cite web |title=Telegram-канал "Научно-Технический·LAB-66·Лабораторный журнал беларуского химика" — @lab66 — TGStat |trans-title=Statistics for Telegram-channel "Scientific and Tech - LAB-66 - Laboratory Journal of Belarusian Chemist |url=https://by.tgstat.com/channel/@lab66 |access-date=2024-04-23 |website=TGStat.com |language=ru}} readers, focusing on chemistry, civil safety, and radiological protection. The blog's analytical articles have been widely reprinted in Belarusian and Ukrainian media, and its content has supported investigative journalism, such as that by the OSINT project Belarusian Hajun.

As a futurologist, Besarab has published articles and forecasts on topics such as artificial intelligence, synthetic biology, and energy innovation in Belarusian independent media, including Belsat and TUT.by.{{Cite web |date=2024-01-29 |title=Фантастическое будущее, которое уже наступает. Белорусский ученый рассказал о главных ожиданиях от науки в 2024 году |trans-title=A Fantastic Future That Is Already Arriving: A Belarusian Scientist Shares Key Expectations for Science in 2024 |url=https://news.zerkalo.io/cellar/59836.html |access-date=2025-06-28 |website=Зеркало |language=ru}}{{Cite web |date=2024-02-13 |title=Рассказываем, как новые технологии меняют войны (многие уже существующие разработки наверняка покажутся вам фантастикой) |trans-title=Explaining How New Technologies Are Changing Warfare - Many Existing Innovations May Seem Like Science Fiction |url=https://news.zerkalo.io/cellar/60989.html |access-date=2025-06-28 |website=Зеркало |language=ru}}{{Cite web |last=S.A |first=Telewizja Polska |title=Чаго чакаць ад 2025 года? Спыталі экспертаў. Частка 2: пра эканоміку, міжнародную палітыку і штучны інтэлект |trans-title=What to Expect in 2025? We Asked the Experts. Part 2: On the Economy, International Politics, and Artificial Intelligence |url=https://belsat.eu/84355651/pragnozy-2025-2 |access-date=2025-06-28 |website=belsat.eu |language=be}}

As a scientist actively involved in public policy discourse, Siarhei Besarab collaborates with several independent Belarusian investigative initiatives. Notably, he has contributed to the Belarusian Investigative Center (BIC), providing scientific analysis and expert commentary in investigations related to environmental violations, misuse of hazardous substances, and industrial activities linked to corruption or state repression. His work has supported efforts to expose alleged crimes and abuses associated with the Lukashenko regime.{{Cite web |title=Соль «Беларуськалия» переименовали и продают ЕС в обход санкций |trans-title=Sanctions Evaded: Belarusian Potash Reaches Europe Under New Names |url=https://investigatebel.org/ru/investigations/belaruskaliy-obhodit-sankcii |access-date=2025-05-15 |website=investigatebel.org |language=ru}}{{Irrelevant citation|reason=The article only mentions Besarab when he explains a chemical fact about the salt. This does not support the claim in the article.|date=June 2025}}

Besarab also champions alternative food sources, such as insect protein, further advancing science literacy.{{Cite web |date=2023-08-27 |title=Ці каштавалі мяса саранчы? А яно ўжо прадаецца ў Польшчы. Знайшлі беларуса — фаната такой ежы |trans-title=Have you tasted locust meat? It's already on sale in Poland. We found a Belarusian who's a fan of this food. |url=https://nashaniva.com/324780 |access-date=2024-04-23 |website=Наша Ніва |language=be}}

Siarhei Besarab has played a prominent role in advocating for civil rights and academic freedom in Belarus. In 2020, he issued a scientific rebuttal to accusations against civil activist Stsiapan Latypau, debunking claims of a plot to poison law enforcement with agricultural chemicals.{{Cite web |last=Штейн |first=Евгения |date=2020-09-21 |title=Удобрение, «Белизна» и средство от кротов. Ученый-химик раскритиковал историю об «отравителе» с «площади Перемен» |trans-title=A chemical scientist criticized the story about the "poisoner" from Square of Changes |url=https://realt.onliner.by/2020/09/21/ob-otravitele-s-ploshhadi-peremen |url-status=dead |archive-url=https://web.archive.org/web/20220517205957/https://realt.onliner.by/2020/09/21/ob-otravitele-s-ploshhadi-peremen |archive-date=2022-05-17 |access-date=2024-04-23 |website=Onlíner |language=ru}} He also contributed to an Appeal by Belarusian scientists condemning state violence following the contested presidential election, actions that led to his dismissal from the Institute of General and Inorganic Chemistry and a professional ban.{{Cite web |last= |first= |last2= |last3= |first3= |date=2021-07-28 |title=Как Лукашенко репрессировал беларусских ученых, выступивших за новые выборы |trans-title=How Lukashenko repressed Belarusian scientists who spoke in favor of new elections |url=https://nash-dom.info/70491 |access-date=2024-04-23 |website=Наш дом |language=ru}} His inclusion in the list of repressed Belarusian scientists prompted the scientific community to publish The Scientists’ Open Letter Against Repressions, signed by over 800 academics.{{Cite web |title=Открытое письмо учёных против репрессий |trans-title=The Scientists’ Open Letter Against Repressions |url=https://stoprepression.github.io/ |access-date=2024-04-23 |website=stoprepression.github.io |language=ru}}

In response to ongoing repression, Besarab co-founded the Belarusian Scientific Solidarity Fund{{Cite web |title=Появился фонд солидарности для учёных, которые потеряли работу |trans-title=A solidarity fund for scientists who have lost their jobs has emerged |url=https://devby.io/news/fond-solidarnosti-dlya-uchyonyh |access-date=2024-04-27 |website=dev.by |language=ru-BY}} to support persecuted scholars. He further opposed the Russian invasion of Ukraine by publishing an open letter on behalf of the Belarusian scientific community,{{Cite web |title=Национальная академия наук Беларуси в LinkedIn: Обращение белорусской научной общественности |trans-title=National Academy of Sciences of Belarus on LinkedIn: Appeal of the Belarusian Scientific Community |url=https://ru.linkedin.com/posts/the-national-academy-of-sciences-of-belarus_%D0%BE%D0%B1%D1%80%D0%B0%D1%89%D0%B5%D0%BD%D0%B8%D0%B5-%D0%B1%D0%B5%D0%BB%D0%B0%D1%80%D1%83%D1%81%D0%BA%D0%BE%D0%B9-%D0%BD%D0%B0%D1%83%D1%87%D0%BD%D0%BE%D0%B9-%D0%BE%D0%B1%D1%89%D0%B5%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BD%D0%BE%D1%81%D1%82%D0%B8-activity-6904857557320425472-AGg8 |access-date=2024-04-23 |website=ru.linkedin.com |language=ru}}{{Cite web |title=Белорусские ученые требуют немедленной остановки всех военных действий РФ, направленных против Украины |trans-title=Belarusian Scientists Call for an Immediate End to All Russian Military Actions Against Ukraine |url=https://charter97.org/ru/news/2022/3/2/457221/ |archive-url=https://web.archive.org/web/20250625165451/https://charter97.org/ru/news/2022/3/2/457221/ |archive-date=2025-06-25 |access-date=2025-06-25 |website=charter97.org |language=ru}}{{Cite news |title=Беларусский ученый: «Дорога из Беларуси заняла три дня, и это были самые страшные три дня за последнее время» - Салiдарнасць |trans-title=Belarusian Scientist: “It Took Three Days to Flee, and They Were the Scariest Days I’ve Ever Lived” |url=https://gazetaby.plus/post/belarusskij-uchenyj-doroga-iz-belarusi-zanyala-tri/192665/ |archive-url=http://web.archive.org/web/20240130101250/https://gazetaby.plus/post/belarusskij-uchenyj-doroga-iz-belarusi-zanyala-tri/192665/ |archive-date=2024-01-30 |access-date=2025-06-25 |work=Салідарнасць |language=ru-RU}} despite backlash from the NASB.{{Cite web |date=2022-06-10 |title=НАН опровергла фейк относительно позиции белорусских ученых |work=Белорусское телеграфное агентство |trans-title=NAS refuted a fake about the position of Belarusian scientists |url=https://www.belta.by/society/view/nan-oprovergla-fejk-otnositelno-pozitsii-belorusskih-uchenyh-488377-2022/ |archive-url=https://web.archive.org/web/20220610112005/https://www.belta.by/society/view/nan-oprovergla-fejk-otnositelno-pozitsii-belorusskih-uchenyh-488377-2022/ |archive-date=2022-06-10 |access-date=2024-04-23}} As part of the Until All Are Free campaign,{{Cite web |title=Siarhei Besarab: "It is necessary to convey to the world community those terrible crimes" |url=https://ru.stranafund.org/blog/news/siarhei-besarab-patrebna-danosic-da-susvetnay-gramadskasci-infarmaciyu-pra-pacvarniya-zlachinstvy |access-date=2024-04-23 |website=Фонд "СТРАНА ДЛЯ ЖИЗНИ" |language=en|archive-url=https://web.archive.org/web/20240407135108/https://en.stranafund.org/blog/news/siarhei-besarab-patrebna-danosic-da-susvetnay-gramadskasci-infarmaciyu-pra-pacvarniya-zlachinstvy|archive-date=7 April 2024|url-status=dead}} he became an advocate{{Cite web |title=Опекуны политзаключенных. Сергей Бесараб |trans-title=Guardians of Belarusian political prisoners. Siarhei Besarab |url=https://dissidentby.com/guardians/sergei-besarab |access-date=2024-04-23 |website=dissidentby.com |language=ru}} for political prisoner Artsiom Bayarski, a chemistry student targeted for his involvement in post-election protests.

Besarab has consistently highlighted issues in Belarusian science, such as censorship, lack of academic freedom,{{Cite web |date=2023-05-05 |title=Вядомы хімік склаў партрэт рэпрэсаванага навукоўца. Некаторыя высновы нечаканыя |trans-title=A well-known chemist has compiled a portrait of a repressed scientist. Some of the conclusions are unexpected |url=https://nashaniva.com/315714 |access-date=2024-04-23 |website=Наша Ніва |language=be}} and opaque funding practices. His data-driven initiatives include mapping the repression of Belarusian citizens{{Cite web |date=2022-11-18 |title=36-летний минчанин Александр. Белорусский ученый составил портрет среднестатистического «экстремиста» — вот он какой |trans-title=A Belarusian scientist has compiled a portrait of an average "extremist" - here he is |url=https://news.zerkalo.io/life/26468.html |access-date=2024-04-23 |website=Зеркало |language=ru}} and scientists, producing analyses like the "map of Belarusian extremism"{{Cite web |date=2022-11-15 |title=Where do most "extremists" live in Belarus? |trans-title=Where are the most "extremists" in Belarus? |url=https://novychas.online/hramadstva/dze-u-belarusi-zyve-najbolsz-ekstremistau |access-date=2024-04-23 |website=Новы Час |language=be}} and profiles of repressed academics. Through his activism, Besarab remains a vocal proponent of transparency and reform in science policy and education.{{Cite web |date=2023-10-01 |title=«Мае знаёмыя робяць у Акадэміі разлікі для расійскіх ракет». Што адбываецца з беларускай навукай |trans-title=What happens to Belarusian science during the war in Ukraine |url=https://nashaniva.com/327293 |access-date=2024-04-23 |website=Наша Ніва |language=be}}{{Cite web |date=2023-04-17 |title=Навуковец патлумачыў феномен рэжыму і ацаніў страты беларускай навукі за час кіравання Лукашэнкі |trans-title=The scientist explained the phenomenon of the regime and estimated the losses of Belarusian science during Lukashenko's rule |url=https://nashaniva.com/314277 |access-date=2024-04-23 |website=Наша Ніва |language=be}}{{Cite web |date=2024-02-28 |title=В Канаде рассказали о прорывной разработке, которую в Беларуси зарубили много лет назад. Как такое происходит, объяснил автор проекта |trans-title=Canada told about a breakthrough development, which was killed in Belarus many years ago. The author of the project explained how this happens |url=https://news.zerkalo.io/economics/62224.html |access-date=2024-04-23 |website=Зеркало |language=ru}}

Besarab, widely recognized as a scientific journalist specializing in radioactivity, dosimetry, nuclear plant safety, and the environmental impact of nuclear waste,{{Cite web |last= |first= |title=Сергей Бесараб. Тематические статьи: Радиация |trans-title=Siarhei Besarab's Publication List. Topic: Radiation |url=https://steanlab.github.io/bibliography/#%D1%82%D0%B5%D0%BC%D0%B0%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5-%D1%81%D1%82%D0%B0%D1%82%D1%8C%D0%B8-%D1%80%D0%B0%D0%B4%D0%B8%D0%B0%D1%86%D0%B8%D1%8F |access-date=2024-04-27 |website=steanlab.github.io}} gained prominence among Russian-speaking readers for his critical analyses of radiation safety. His reputation as a technical expert became particularly notable after the launch of the Astravets Nuclear Power Plant, where he emerged as one of the leading public critics of the station's radiation safety systems.{{Cite web |date=2023-09-16 |title=Хімік Сяргей Бесараб патлумачыў, што не так з БелАЭС і якая перадавая тэхналогія выкарыстоўваецца Украінай у вайне |trans-title=Chemist Siarhei Besarab explained what's wrong with Astravets Nuclear Power Plant |url=https://nashaniva.com/326574 |access-date=2024-04-29 |website=Наша Ніва |language=be}}{{Cite web |date=2023-04-19 |title=Сяргей Бесараб: БелАЭС – гэта кабальная сувязь Беларусі з Расеяй на 50 год наперад - Беларускае Радыё Рацыя |trans-title=The Astravets Nuclear Power Plant is like a tight-knit tie between Belarus and Russia for the next 50 years |url=https://www.racyja.com/ekanomika/syargej-besarab-belaes-geta-kabaln/ |archive-url=https://web.archive.org/web/20230419163926/https://www.racyja.com/ekanomika/syargej-besarab-belaes-geta-kabaln/ |archive-date=2023-04-19 |access-date=2024-04-29}}{{Cite web |title=«Это худшая зависимость!» Беларусь подсела на российскую урановую иглу |trans-title='This is the worst dependency!' Belarus is hooked on the Russian uranium needle |url=https://belsat.eu/ru/programs/26-02-2024-eto-hudshaya-zavisimost-belarus-podsela-na-rossijskuyu-uranovuyu-iglu |access-date=2024-04-29 |website=belsat.eu |language=ru}}{{Cite web |date=2023-05-22 |title=Будучыня БелАЭС: выкарыстанне для патрэб Расеі і запужванне для астатняга свету? - БЕЛАРУСКАЕ РАДЫЁ РАЦЫЯ |trans-title=Is the future of the Astravets Nuclear Power Plant all about serving Russia's needs and scaring the rest of the world? |url=https://www.racyja.com/ekanomika/buduchynya-belaes-vykarystanne-dlya-pat/ |archive-url=https://web.archive.org/web/20230522173743/https://www.racyja.com/ekanomika/buduchynya-belaes-vykarystanne-dlya-pat/ |archive-date=2023-05-22 |access-date=2024-04-29}}{{Cite web |title=«БелАЭС ужо прывяла да апраменьвання людзей». Эксперты – пра радыяцыйнае забруджванне ў Беларусі |trans-title=The Astravets Nuclear Power Plant has already caused people to get radiation exposure. Experts are worried about radioactive pollution in Belarus. |url=https://belsat.eu/news/27-04-2024-belaes-uzho-pryvyala-da-apramenvannya-lyudzej-eksperty-pra-radyyatsyjnae-zabrudzhvanne-u-belarusi |access-date=2024-04-29 |website=belsat.eu |language=be}} {{Dead link|date=June 2025}}

In spring 2023, amidst heightened geopolitical tensions, Belarusian President Alexander Lukashenko announced plans to bring Russian tactical nuclear weapons into Belarus. Besarab responded by publishing detailed descriptions{{Cite web |date=2023-05-26 |title=Дзе размесцяць расійскую ядзерную зброю, выбух якой можа знішчыць цэлы горад? |trans-title=Where will they stash the Russian nukes in Belarus that could wipe out a whole city? |url=https://nashaniva.com/317594 |access-date=2024-04-29 |website=Наша Ніва |language=be}} of potential storage sites for these weapons on his blog and engaging with independent Belarusian media to discuss the associated risks. This activity placed him in direct conflict with Belarusian authorities, who subsequently labeled all content from his science blog as extremist material.{{Cite web |date=2023-05-17 |title=День "экстремистских" формирований и материалов: хроника преследования 17 мая |trans-title=Day of "extremist" formations and materials: chronicling political persecution on May 17 |url=https://spring96.org/ru/news/111713 |access-date=2024-04-23 |website=spring96.org |language=ru}}{{Cite web |last=Constanta |first=Human |date=2023-07-18 |title=Обзор борьбы с «экстремизмом» в Беларуси за апрель-июнь 2023 |trans-title=Overview of Combating "Extremism" in Belarus (April–June 2023) |url=https://humanconstanta.org/obzor-borby-s-ekstremizmom-v-belarusi-za-aprel-iyun-2023/ |access-date=2024-04-23 |website=Human Constanta |language=ru |trans-quote=In his papers, chemist Siarhei Besarab mostly steered clear of politics, but he did discuss the Astravets Nuclear Power Plant and spoke to independent media, which got him in trouble.}}

Facing mounting pressure, Besarab became the target of criminal charges for allegedly causing harm to the state.{{Cite web |title=Набыў у Менску радыяактыўныя пацеркі. Хімік расказвае, як засцерагчыся ад выпраменьвання дома |trans-title=A chemist explains how to keep yourself safe from radiation at home |url=https://greenbelarus.info/articles/25-04-2024/nabyu-u-mensku-radyeaktyunyya-pacerki-khimik-raskazvae-yak-zasceragchysya-ad |access-date=2024-04-30 |website=Зелёный портал |language=ru |trans-quote=Siarhei Besarab, a radiation chemist, scientific blogger, and former Academy of Sciences employee, now lives in the European Union. He's facing charges from Lukashenko's authorities that could lead to 25 years in prison}}{{Cite web |title="Калі б за справу ўзялася ваенная контрвыведка, мяне б, хутчэй за ўсё, знайшлі. Таму я хутка з'ехаў з Беларусі" |trans-title=Siarhei Besarab: if the military counterintelligence had taken up the case, I would have most likely been found out. That's why I left Belarus in a hurry |url=https://greenbelarus.info/articles/23-02-2024/kali-b-za-spravu-uzyalasya-vaennaya-kontrvyvedka-myane-b-khutchey-za-usyo |access-date=2024-04-23 |website=Зелёный портал |language=ru}} The Belarusian KGB threatened him with imprisonment, prompting his decision to flee the country and seek political asylum within the European Union to ensure his safety.{{Cite web |date=2023-06-28 |title=Беларускі навуковец, якому давялося ўцячы з Беларусі тайнымі сцежкамі, напісаў «кароткі дапаможнік па экстраннай эвакуацыі» |trans-title=A Belarusian scientist who had to flee Belarus by secret paths has written a "brief manual on emergency evacuation" |url=https://nashaniva.com/320301 |access-date=2024-04-23 |website=Наша Ніва |language=be}} In addition to legal persecution, Besarab faced an orchestrated smear campaign in state-run media, including attacks by propagandists from prominent outlets such as Belarus Today.{{Cite web |last=Муковозчик |first=Андрей |date=2023-08-28 |title=Путаные мысли приводят к путаной жизни |trans-title=Confused thoughts lead to a confused life |url=https://www.sb.by/articles/zemlyu-zhrat.html |access-date=2024-04-23 |website=www.sb.by |language=ru-RU}}

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