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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The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
Analyses of brain activity patterns show that different drugs induce anesthesia via a common neural mechanism.
A new class of immune cell could protect against type 1 diabetes by suppressing other immune cells.
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.
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.
Research Associate, Perelman School of Medicine, University of Pennsylvania. Age: 27
Sorting out T-cell functional and phenotypic heterogeneity depends on studying single cells.
Viral infections of the central nervous system may trigger cytokines that induce seizures.
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