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Natural-Born Doctors

By Sabrina Richards | October 23, 2012

Bees, sheep, and chimps are just a few of the animals known to self-medicate. Can they teach us about maintaining our own health?

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image: Genomic Methylation Collector

Genomic Methylation Collector

By Beth Marie Mole | October 22, 2012

A parasitic worm accumulates epigenetic DNA tags over its lifetime.  

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image: HIV Evolves Vulnerability

HIV Evolves Vulnerability

By Sabrina Richards | October 22, 2012

In mutating to evade immune detection, HIV becomes susceptible to detection by different antibodies, suggesting new strategies for vaccination.

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Bacteriography

By Beth Marie Mole | October 19, 2012

A scientist-turned-artist cultures bacteria into art.

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image: Epigenetic Enigmas

Epigenetic Enigmas

By Beth Marie Mole | October 17, 2012

Overturning previous studies, a peculiar protozoan mysteriously uses a DNA-markup system to take out the genetic trash.   

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image: SIV and the Expanding Virome

SIV and the Expanding Virome

By Sabrina Richards | October 11, 2012

Monkeys infected with simian immunodeficiency virus have a higher diversity of gut viruses, pointing to a possible role of the virome in SIV pathogenesis.

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image: Beard Beer

Beard Beer

By Beth Marie Mole | October 4, 2012

A brewmaster is creating a signature concoction using yeast found in his facial hair.

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image: Weeding Out Arsenate

Weeding Out Arsenate

By Sabrina Richards | October 3, 2012

A miniscule change in a hydrogen bond angle explains how bacteria can select phosphate over arsenate even in high-arsenate conditions.

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War zone

By Mark W. Moffett | May 21, 2010

An invasive ant defies the rules of social evolution by conquering California with battles between enormous colonies that act like separate species.

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