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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Researchers are trying to use discarded donor kidneys as a scaffold for building new ones.
Researchers find that reducing mitochondrial protein production in some animals can increase lifespan by activating a protective stress response.
The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
The essential nutrient can kill drug-resistant Mycobacterium tuberculosis by producing oxidative radicals that damage DNA.
Viruses that attack bacteria may be an important component of our gut microbiota.
The Asian harlequin ladybird carries a biological weapon to wipe out competing species.
Symbiotic fungi on the roots of bean plants can act as an underground signaling network, transmitting early warnings of impending aphid attacks.
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
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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