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image: 19th Century Experiments Explained How Trees Lift Water

19th Century Experiments Explained How Trees Lift Water

By | February 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.

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image: The Sled Dogs that Stopped an Outbreak

The Sled Dogs that Stopped an Outbreak

By | January 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. 

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In 1992, advancements in microscopy zoomed in on the precise architecture of the complex, including unforeseen structural repetition in two halves of the ring.

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image: Two-Photon Microscopy’s Historic Influence on Neuroscience

Two-Photon Microscopy’s Historic Influence on Neuroscience

By | November 1, 2016

In the 1990s, the development of this gentler and more precise microscopy method improved scientists’ ability to probe neurons’ activity and anatomy.

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image: Science History: The First Transgenic <em>Arabidopsis</em>

Science History: The First Transgenic Arabidopsis

By | October 1, 2016

Tweaks to a transformation protocol in 1986 cemented the little plant's mighty role in plant genetics research.

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image: ESP on Trial

ESP on Trial

By | September 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.

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By ditching traditional agar-based media, two biochemists captured iconic images of Myxococcus in 1982.

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image: The Rabies Vaccine Backstory

The Rabies Vaccine Backstory

By | June 1, 2016

Louis Pasteur’s trepidation at injecting a child with the first rabies vaccine might have reflected his private knowledge of its lack of prior animal testing.

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image: Picturing Inheritance, 1916

Picturing Inheritance, 1916

By | May 1, 2016

This year marks the centennial of Calvin Bridges’s description of nondisjunction as proof that chromosomes are vehicles for inheritance.

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image: Fighting Cancer with Infection, 1891

Fighting Cancer with Infection, 1891

By | April 1, 2016

Now hailed as the father of immunotherapy, William Coley pioneered extraordinary methods to treat cancer.

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