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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
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
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
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
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.
Early 3-D Image Analysis Revealed Surprising Symmetry in the Nuclear Pore
Ben Andrew Henry | Dec 1, 2016
In 1992, advancements in microscopy zoomed in on the precise architecture of the complex, including unforeseen structural repetition in two halves of the ring.
Two-Photon Microscopy’s Historic Influence on Neuroscience
Alison F. Takemura | Nov 1, 2016
In the 1990s, the development of this gentler and more precise microscopy method improved scientists’ ability to probe neurons’ activity and anatomy.
Science History: The First Transgenic
Kerry Grens | Oct 1, 2016
Tweaks to a transformation protocol in 1986 cemented the little plant's mighty role in plant genetics research.
ESP on Trial
Catherine Offord | Sep 1, 2016
In the 1930s, parapsychologist Joseph Banks Rhine aimed to use scientific methods to confirm the existence of extrasensory perception, but faced criticisms of dubious analyses and irreproducible results.
First Micrographs of Myxobacteria Forming Fruiting Bodies
Tracy Vence | Aug 1, 2016
By ditching traditional agar-based media, two biochemists captured iconic images of