» physiology, neuroscience and evolution

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image: The Wada Test, 1948

The Wada Test, 1948

By Philip Jaekl | November 1, 2017

A decades-old neurological procedure developed under unique and difficult conditions in postwar Japan remains critical to the treatment of epilepsy.


The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.


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

Two-Photon Microscopy’s Historic Influence on Neuroscience

By Alison F. Takemura | 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: The First Neuron Drawings, 1870s

The First Neuron Drawings, 1870s

By Amanda B. Keener | October 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.


image: The Body Electric, 1840s

The Body Electric, 1840s

By Jef Akst | November 1, 2014

Emil du Bois-Reymond’s innovations for recording electrical signals from living tissue set the stage for today’s neural monitoring techniques.


image: Discovering Archaea, 1977

Discovering Archaea, 1977

By Abby Olena | March 1, 2014

Ribosomal RNA fingerprints reveal the three domains of life.


image: The Neuron Doctrine, circa 1894

The Neuron Doctrine, circa 1894

By Chris Palmer | November 1, 2013

Santiago Ramón y Cajal used a staining technique developed by Camillo Golgi to formulate the idea that the neuron is the basic unit of the nervous system.

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image: Sketching out Cell Theory, circa 1837

Sketching out Cell Theory, circa 1837

By Kate Yandell | August 1, 2013

How a dinner-table conversation between two biologists led to the formulation of the theory that cells are the building blocks of all living organisms.


image: Flying Frog, 1855

Flying Frog, 1855

By Kate Yandell | May 1, 2013

Alfred Russel Wallace, Darwin’s unheralded codiscoverer of the theory of evolution by natural selection, found inspiration in the specimens he collected on his travels.



"White-Blooded" Icefish, 1927

By Dan Cossins | April 1, 2013

A bizarre group of Antarctic fishes lost their red blood cells but survived to tell their evolutionary tale, revealing a fundamental lesson about the birth and death of genes.


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