Foundations
The Wada Test, 1948
The Wada Test, 1948
Philip Jaekl | Nov 1, 2017
A decades-old neurological procedure developed under unique and difficult conditions in postwar Japan remains critical to the treatment of epilepsy.
Bathtub Bloodbath, 1793
Bathtub Bloodbath, 1793
Shawna Williams | Oct 1, 2017
French revolutionary Jean-Paul Marat took on many roles over the course of his life, including physician and scientist.
Discovery of the Malaria Parasite, 1880
Discovery of the Malaria Parasite, 1880
Shawna Williams | Sep 1, 2017
Most didn’t believe French doctor Charles Louis Alphonse Laveran when he said he’d spotted the causative agent of the disease—and that it was an animal.
Demonstrating Discontent, May 21, 1990
Demonstrating Discontent, May 21, 1990
Andrea Anderson | Jul 17, 2017
Activists demanded greater access to and involvement in clinical research for AIDS treatments—and their protests were heard.
Self-Experimentation Led to the Discovery of IgE
Self-Experimentation Led to the Discovery of IgE
Andrea Anderson | Jun 1, 2017
In the 1960s, immunologists took matters into their own hands—and under their own skin—to characterize an immunoglobulin involved in allergies.
Embryonic Evolution Through Ernst Haeckel’s Eyes
Embryonic Evolution Through Ernst Haeckel’s Eyes
Diana Kwon | May 1, 2017
The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.
A History of Screening for Natural Products to Fight Cancer
A History of Screening for Natural Products to Fight Cancer
Jef Akst | Apr 1, 2017
In the middle of the 20th century, the National Cancer Institute began testing plant extracts for chemotherapeutic potential—helping to discover some drugs still in use today.
Newton’s Color Theory, ca. 1665
Newton’s Color Theory, ca. 1665
Ashley P. Taylor | Mar 1, 2017
Newton’s rainbow forms the familiar ROYGBIV because he thought the range of visible colors should be analogous to the seven-note musical scale.
19th Century Experiments Explained How Trees Lift Water
19th Century Experiments Explained How Trees Lift Water
Ben Andrew Henry | Feb 1, 2017
A maple branch and shattered equipment led to the cohesion-tension theory, the counterintuitive claim that water’s movement against gravity involves no action by trees.
The Sled Dogs that Stopped an Outbreak
The Sled Dogs that Stopped an Outbreak
Ben Andrew Henry | Jan 1, 2017
Balto, Togo, and other huskies famously delivered life-saving serum to a remote Alaskan town in 1925—but newspapers didn’t tell the whole story.