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image: Arctic Bacteria Thrives at Mars Temps

Arctic Bacteria Thrives at Mars Temps

By Bob Grant | May 23, 2013

Researchers discover a microbe living at -15°C, the coldest temperature ever reported for bacterial growth, giving hope to the search for life elsewhere in the cosmos.

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image: Macrophages Drive Regeneration

Macrophages Drive Regeneration

By Edyta Zielinska | May 22, 2013

The activity of one type of immune cell helps regrow the limbs of amputated salamanders.

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image: New Guardians Against Diabetes?

New Guardians Against Diabetes?

By Ed Yong | May 20, 2013

A new class of immune cell could protect against type 1 diabetes by suppressing other immune cells.

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image: Ladybird Bioterrorists

Ladybird Bioterrorists

By Ruth Williams | May 16, 2013

The Asian harlequin ladybird carries a biological weapon to wipe out competing species.

4 Comments

image: Plants Communicate with Help of Fungi

Plants Communicate with Help of Fungi

By Dan Cossins | May 14, 2013

Symbiotic fungi on the roots of bean plants can act as an underground signaling network, transmitting early warnings of impending aphid attacks.  

1 Comment

image: Arctic Foxes Suffer from Seafood Diet

Arctic Foxes Suffer from Seafood Diet

By Dan Cossins | May 9, 2013

The decline of a population of Arctic foxes isolated on a small Russian island may be due to mercury pollution from their diet of seabirds and seals.

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image: Gregory Sonnenberg: Cellular Spy

Gregory Sonnenberg: Cellular Spy

By Dan Cossins | May 1, 2013

Research Associate, Perelman School of Medicine, University of Pennsylvania. Age: 27

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image: Suited to a T

Suited to a T

By Kelly Rae Chi | May 1, 2013

Sorting out T-cell functional and phenotypic heterogeneity depends on studying single cells.

1 Comment

image: Viruses on the Brain

Viruses on the Brain

By Beth Marie Mole | May 1, 2013

Viral infections of the central nervous system may trigger cytokines that induce seizures.

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image: Why So Soon?

Why So Soon?

By Bob Grant | May 1, 2013

Researchers are using modern experimental tools to probe the mysterious molecular pathways that lead to premature labor and birth.

4 Comments

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