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Jan 1, 1544
Zacharias Janssen (1580-1588)
Over the years there have been claims Zacharias Janssen invented the telescope or the microscope in Middelburg between 1590 and 1618. He may have also been confused about a microscope built by another optician for Drebbel, claiming it was built by Zacharias Janssen -
Robert Hook 28 July 1635
hooke, came up with the word "cell".. Micrographa contained the first pictures of cork cells, inivented the blance spring, born in 1635 died in 1703. -
Antonie Philips van Leeuwenhoek October 24, 1632 – August 26,1723
Leeuwenhoek is best known for his work on the improvement of the microscope and for his contributions towards the establishment of microbiology. Using his handcrafted microscopes, he was the first to observe and describe single-celled organisms. -
Carl Linnaeus (23 May 1707 – 10 January 1778)
Carl was a Swedish physician. He is known as the father of modern taxonomy, and is also considered one of the fathers of modern ecology. Many of his writings were in Latin, and his name is rendered in Latin as Carolus Linnæ. -
Charles Robert Darwin (12 February 1809 – 19 April 1882)
Charles was an English naturalist and geologist. Charles Darwin published his own book in 1859. On October 2 1836, Darwin was already a celebrity in scientific circles. -
Theodor Schwann (7 December 1810 – 11 January 1882
Theodor was a German physiolgist. His many contributions to biology include the development of "cell theory". In 1837, Matthias jakob Schleiden found that all plants are communicated to finding Schawann. All living this are composd of cells and celll products -
Alfred Russel Wallace .8 January 1823 – 7 November 1913
Alfred wallace was a British naturalist, explorer and a biologist. He was considerd the 19th centurys leading expert on geographical distributian of animals species.
