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“Ultimate DISCO” uses a solvent that shrinks whole animals and preserves fluorescence for months.

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image: Extinct River Dolphin Species Discovered

Extinct River Dolphin Species Discovered

By Alison F. Takemura | August 16, 2016

Overlooked for half a century, a skull in the Smithsonian collection points to a dolphin species that lived 25 million years ago, according to a study.

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Researchers use the CRISPR/Cas system to express three transcription-factor genes, changing the identities of mouse cells.

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image: Using RNA to Amplify RNA

Using RNA to Amplify RNA

By Abby Olena | August 15, 2016

Researchers apply in vitro evolution to generate an RNA enzyme capable of copying and amplifying RNA.

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image: Stimulating Novel Neural Circuits in the Mouse Brain

Stimulating Novel Neural Circuits in the Mouse Brain

By Anna Azvolinsky | August 11, 2016

With light, researchers can coax a group of neurons in the visual cortices of living mice to fire in concert.

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image: Neural Circuit Plays Role in Overeating

Neural Circuit Plays Role in Overeating

By Alison F. Takemura | August 8, 2016

Activating serotonin receptors halts a binge-like eating behavior in mice, researchers report.

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image: Bird Rests Both Brain Hemispheres During Flight

Bird Rests Both Brain Hemispheres During Flight

By Tracy Vence | August 8, 2016

Great frigatebirds can sleep while flying, researchers report.

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image: Do Schizophrenic Brains Repair Themselves?

Do Schizophrenic Brains Repair Themselves?

By Jef Akst | August 1, 2016

Preliminary research suggests that the brains of schizophrenia patients may regain tissue mass as the illness wears on.

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image: Hot Off the Presses

Hot Off the Presses

By Bob Grant | August 1, 2016

Idiot Brain, Wild Sex, Why Diets Make Us Fat, and The Ethics of Invention

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image: Nailing Down HAR Function

Nailing Down HAR Function

By Katherine S. Pollard | August 1, 2016

A remaining challenge in the study of human accelerated regions (HARs) is establishing their specific functions during development and other biological processes.

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