Many images are closely associated with the 17th-century English experimentalist Robert Hooke: the hugely enlarged flea, the orderly plant units he named "cells," among others. To create them, Hooke ...

An illustration of the compound two-lensed microscope used by Robert Hooke. Note the brass tube, which held two lenses, a flame with a series of mirrors as a constant source of light, and the specimen ...

When Robert Hooke sought to depict the anatomy of an ant, he put one under a microscope and started to sketch. The ant did not wait for him to finish. Hooke captured another and glued down its feet, ...

Engraving of a flea; Schem.XXIV. 'Micrographia', published in 1665, is the result of detailed observations by Robert Hooke using the recently invented microscope. The publication was funded by The ...

Super-accurate models of human physiology will speed up the discovery and testing of new drugs. In 1665, Robert Hooke peered down his microscope at a piece of cork and discovered little boxes that ...

U. S. scientists make publicity hay when the sun shines most feebly—during the Christmas-New Year holidays. High lights of the annual American Association for the Advancement of Science meeting last ...