1576 in science
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The year 1576 in science and technology included many events, some of which are listed here.
Astronomy
- August 8 – Work begins on Tycho Brahe's Uraniborg observatory on Hven in Øresund.{{cite web|title=The Tycho Brahe calendar|url=http://www.nada.kth.se/~fred/tycho/tychomalnak.html|accessdate=2011-04-19|archive-url=https://web.archive.org/web/20110605080631/http://www.nada.kth.se/~fred/tycho/tychomalnak.html|archive-date=2011-06-05|url-status=dead|df=}}{{cite book|title=On Tycho's Island: Tycho Brahe and His Assistants, 1570-1601|first=John Robert|last=Christianson|publisher=Cambridge University Press|year=2000|isbn=0-521-65081-X|url=https://archive.org/details/ontychosislandty00chri}}
Botany
- Carolus Clusius publishes Rariorum aliquot stirpium per Hispanias observatarum historia, one of the earliest Floras of the Iberian Peninsula.{{cite book|chapter=1576|first=Bernard|last=Grun|title=The Timetables of History|edition=3rd|location=New York|publisher=Simon & Schuster|year=1991|isbn=0-671-74919-6|page=[https://archive.org/details/timetablesofhist1991grun/page/255 255]|url=https://archive.org/details/timetablesofhist1991grun|url-access=registration}}{{cite book|last=Egmond|first=Florike|title=The World of Carolus Clusius: Natural History in the Making, 1550-1610|location=London|publisher=Pickering & Chatto|year=2010|isbn=978-1-84893-008-7}}
- probable date – Leonhard Rauwolf publishes the herbal {{Lang|de|Viertes Kreutterbuech – darein vil schoene und frembde Kreutter}}, the earliest Flora of the Near East.
Exploration
- July 11 – English navigator Martin Frobisher sights Greenland.
- August 11 – English navigator Martin Frobisher, on his search for the Northwest Passage, enters the bay now named after him.
Geophysics
- Robert Norman measures magnetic dip.{{cite journal|first=Paul|last=Serson|title=Tracking the north magnetic pole|journal=New Scientist|date=1981-06-04|page=616|accessdate=2011-04-20|url=https://books.google.com/books?id=gLuSoy6WvSEC&q=%22Robert+Norman%22+magnetic+inclination+%22New+Scientist%22&pg=PA616}}
Births
- Salomon de Caus, French mechanical engineer (died 1626)
- Angelo Sala Italian doctor and early iatrochemist born in Venice (died 1637)
Deaths
- June 2 – Volcher Coiter, Dutch anatomist (born 1534)
- September 21 – Gerolamo Cardano, Italian mathematician and physician (born 1501)
- Richard Eden, English alchemist and translator of geographical works (born c.1520)