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Image of the Day
Mendel in the Hot Seat, 1902
Karen Zusi | Feb 1, 2016
Raphael Weldon’s critiques of Mendelian principles were 100 years ahead of his time.
A Century of Science on Stamps
Karen Zusi | Jan 1, 2016
Countries have used postage stamps to commemorate scientific achievements—sometimes with erroneous zeal—since the early 1900s.
The Cyclopes of Idaho, 1950s
Karen Zusi | Dec 1, 2015
A rash of deformed lambs eventually led to the creation of a cancer-fighting agent.
Deadly Bariatrics, 1960s and '70s
Jef Akst | Nov 1, 2015
Resecting a majority of the small intestine—a popular weight-loss surgery half a century ago—led to severe malnutrition and eventual death.
The First Neuron Drawings, 1870s
Amanda B. Keener | Oct 1, 2015
Camillo Golgi’s black reaction revealed, for the first time, the fine structures of intact neurons, which he captured with ink and paper.
Whaling Specimens, 1930s
Amanda B. Keener | Sep 1, 2015
Fetal specimens collected by commercial whalers offer insights into how whales may have evolved their specialized hearing organs.
A Case of Sexual Ambiguity, 1865
Amanda B. Keener | Aug 1, 2015
This year marks the 150th anniversary of an autopsy report describing the first known case of a sexual development disorder.
Half Mile Down, 1934
Jenny Rood | Jul 1, 2015
In his bathysphere, William Beebe plumbed the ocean to record-setting depths.
Water Fleas, 1755
Jenny Rood | Jun 1, 2015
A German naturalist trains a keen eye and a microscope on a tiny crustacean to unlock its secrets.
Early AIDS Messages
Jenny Rood | May 1, 2015
Early HIV/AIDS posters raised awareness about the disease and later encouraged behavioral changes to prevent its spread.