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The Nutshell

» cell & molecular biology and ecology

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image: Arctic Bacteria Thrives at Mars Temps

Arctic Bacteria Thrives at Mars Temps

By | 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 | May 22, 2013

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

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image: Plants Communicate with Help of Fungi

Plants Communicate with Help of Fungi

By | 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.  

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image: Blood Protein Rejuvenates Aging Heart

Blood Protein Rejuvenates Aging Heart

By | May 10, 2013

A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.

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image: Arctic Foxes Suffer from Seafood Diet

Arctic Foxes Suffer from Seafood Diet

By | 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: Discoverer of Lysosomes Dies

Discoverer of Lysosomes Dies

By | May 8, 2013

Christian de Duve chose to be euthanized at home in Belgium at age 95.

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image: Can CO2 Help Grow Rainforests?

Can CO2 Help Grow Rainforests?

By | April 24, 2013

Researchers in the Amazon are measuring how much carbon dioxide fertilizes the rainforest.

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image: Mysterious Sea Lion Stranding Continues

Mysterious Sea Lion Stranding Continues

By | April 8, 2013

Scientists are stumped as to why hundreds of starved pups have been washing up on the California shore.

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image: Bridges for UK Water Voles

Bridges for UK Water Voles

By | March 20, 2013

Newly constructed ramps will expand the habitat available to a colony of water voles in London, and similar ramps elsewhere could encourage isolated populations to mix.   

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image: Bee Venom for HIV Prevention

Bee Venom for HIV Prevention

By | March 12, 2013

Nanoparticles coated with a toxin found in bee venom can destroy HIV while leaving surrounding cells intact.

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