Milankovitch, MilutinLast Updated on 2012-05-07 at 17:08
Milutin Milankovitch (1879-1958), a Serbian astrophysicist and geophysicist best known for his theory of ice ages, relating variations of the Earth's orbit and... More »
Callendar, Guy StewartLast Updated on 2012-05-07 at 11:27
Guy Stewart Callendar (1897-1964), a British steam engineer, was the first scientist to study climate change in a rigorous and systematic way... More »
Gassner, CarlLast Updated on 2012-04-14 at 14:30 Carl Gassner (1839-1882), a German scientist who invented the first dry cell battery in 1888. Gassner used zinc as the container for the other battery elements as well as for... More »
Berners-Lee, Sir Timothy JohnLast Updated on 2012-03-29 at 14:47
Sir Timothy John Berners-Lee (1955-), a British-educated scientist known as the creator of the Internet’s World Wide Web. In 1989, while working at CERN... More »
Muir, JohnLast Updated on 2012-03-14 at 16:09
John Muir (1838-1914), an American naturalist and political activist still known today for his pioneering conservation efforts. While living in Martinez, California,... More »
Hayes, DenisLast Updated on 2012-03-14 at 16:04
Denis Hayes (1947-), an American lawyer noted for his founding role in the first Earth Day (1970), an event often credited with launching the modern American... More »