The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
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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.
The NIH has required researchers to receive instruction about responsible conduct for more than 20 years, but misconduct is still on the rise.
Should institutions invest in changing the behavior of scientists found guilty of violating research rules and ethics?
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.
Newly discovered remains provide the first hard evidence that the ill-fated colonists of the 17th century resorted to eating human flesh when their food supply ran out.
A new DNA assay developed by forensic scientists helps archaeologists reconstruct eye and hair color from old teeth and bones.
Research Associate, Perelman School of Medicine, University of Pennsylvania. Age: 27
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