Jean-Baptiste Lamarck

Jean-Baptiste Lamarck, a French botanist and invertebrate zoologist, was born Aug. 1, 1744. Lamarck is a favorite counter-example to the claim that scientists do their best work by the age of 30. Lamarck got the opportunity to found the discipline of invertebrate...

Robert Chambers

Robert Chambers, a Scottish publisher and writer, was born July 10, 1802. With his brother William, Chambers became quite a respectable publisher of encyclopedias in Victorian Scotland, but when it came to publishing his own book, he preferred not to be so well known....

Alfred Russel Wallace

Alfred Russel Wallace, a British naturalist, was born Jan. 8, 1823. As we hope is well-known, Wallace was the co-discoverer, with Charles Darwin, of evolution by natural selection, and he played a key, if inadvertent, role in convincing Darwin to write On the Origjn...

William King Gregory

William King Gregory – Scientist of the Day William King Gregory, an American paleontologist, died Dec. 29, 1970, at the age of 94. In 1912, an amateur English archaeologist uncovered some hominid bones at a site named Piltdown that greatly excited the authorities in...