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 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.
Researchers track DNA modifications and gene expression in stem cells as they differentiate.
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.
Doctors culture a custom-made trachea from plastic fibers and human cells, and successfully implant it into a child who was born without the organ.
When molecular biology methods failed her, Sangeeta Bhatia turned to engineering and microfabrication to build a liver from scratch.
Researchers in the Amazon are measuring how much carbon dioxide fertilizes the rainforest.
Bioengineered kidneys transplanted into rats filter blood and produce urine, an achievement that points the way to replacement kidneys for humans.
Scientists are stumped as to why hundreds of starved pups have been washing up on the California shore.
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