a German physician and physiologist. His most significant contribution to biology is considered to be the extension of cell theory to animals. Coined the term metabolism.

a Scottish engineer, philosopher, artist and inventor famous for his development of the steam hammer

a Russian author and social critic who was arrested and exiled under Catherine the Great.

an English poet and peer. One of the leading figures of the Romantic movement, is regarded as one of the greatest English poets

an English mathematician, and laid claim to the invention of the octant, a measuring instrument used primarily in navigation, two years after Thomas Godfrey claimed the same.

an Italian Renaissance painter who was noted in particular for his ability as a draftsman and his use of foreshortening.