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- Eratosthenes was born 276BC in Cyrene which is modern day Libya.
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- Eratosthenes invented the SPHERE.
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- Eratosthenes received credit for calculating the earth circumference with great precision.
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- Eratosthenes died in 194BC around the age of 82 in
Alexandria. - Eratosthenes was a Greek mathematician , geographer, poet, astronomer and music theorist becoming the chief librarian at the Library of Alexandria.
- Eratosthenes died in 194BC around the age of 82 in
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- Claudius Ptolemy was born on 100AD in Egypt, , Roman Empire.
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- Claudius Ptolemy first major astronomical work, the Almagest.
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- Claudius Ptolemy died in 170 at the age of 69 or 70 in
Alexandria , Egypt , Roman Empire. - Claudius Ptolemy was a mathematician, astronomer, astrologer, geographer and a music theorist , who wrote almost a dozen scientific treatises.
- Claudius Ptolemy died in 170 at the age of 69 or 70 in
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- https://www.famousscientists.org/fs/wp-
content/uploads/2014/12/nicolaus-copernicus.jpg - Nicolaus Copernicus was born February , 19 1473 in Thorn ,
Royal Prussia , Poland.
- https://www.famousscientists.org/fs/wp-
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- By 1514 he circulated The Little Commentary to people he trusted.
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- Nicolaus Copernicus died on May 24, 1543 at the age of 70.
- Nicolaus Copernicus was a astronomer mathematician who formulated a model of the universe that placed the Sun not the Earth at its center.
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- https://upload.wikimedia.org/wikipedia/commons/2/2b/Tycho_Brahe.JPG
- Tycho Ottesen Brahe born December 14, 1546 in Knutstorp
Castle , Scania , Denmark - Norway
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- Johannes Kepler was born December 27, 1571 in Free imperial City of Weil der Stadt , Holy Roman Empire.
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- he refuted the Aristotelian belief.
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February 4, 1600 Kepler met Tycho Brahe. -
- Tycho Brahe died in Prague , Kingdom of Bohemia , Holy
Roman Empire at the age of 54. - Tycho Brahe was a Danish astronomer. When he died he was
known for his accurate and comprehensive astronomical
observations.
- Tycho Brahe died in Prague , Kingdom of Bohemia , Holy
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- A bright new evening star (SN 1604) appeared October of 1604.
- Kepler systematically observes the supernova.
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- Johannes Kepler died November 15, 1630 at the age of 58
in Free Imperial City of Regensburg , Holy Roman Empire . - Johannes Kepler was a German astronomer ,
mathematician , astrologer , philosopher and a writer of
music.
Newtons theory of universal gravitation. - Johannes Kepler died November 15, 1630 at the age of 58
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- https://www.livescience.com/20296-isaac-newton.html
- Sir Isaac Newton was born on January 4, 1643 in
Wolsssssthorpe-by-Colsterworth , Lincolnshire , England.
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- Isaac Newton formulated the first Law of Motion.
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- Isaac Newton died on March 31, 1727 in Kensington ,
Middlesex , Great Britian at the ae of 84. - Sir Isaac Newton was an English mathematician , physicist, astronomer, and recognized as one of the greatest mathematicians and physicists of all times.
- Sir Isaac Newton was a key figure in the philosophical revolution known as the Enlightenment.
- Isaac Newton died on March 31, 1727 in Kensington ,
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1https://images.saymedia-content.com/.image/c_limit%2Ccs_srgb%2Cq_auto:eco%2Cw_721/MTc0NDc1NTEyNDkwNTY3MzAy/an-interview-from-beyond-with-albert-einstein.webp
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1. Albert Einstein was born in Ulm, Kingdom of Wurttemberg ,
German Empire. -
- Annus Mirabillis was known as Einsteins miracle year.
- Einstein published four papers that outlined the theory of the photoelectric effect, explaining Brownian motion, introducing special relativity, and demonstrating mass-energy equivalence.
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- Albert Einstein died on April 18, 1955 at the age of 76 in
Princeton , New jersey. - Albert Einstein was a German-born physicst mostly known as one of the greastest and most influential physicists of all times.
- Einstein is known best for developing the theory of relativity.
- Albert Einstein died on April 18, 1955 at the age of 76 in
