Other

GMO in sport: Genetically Modified Olympians?

As athletes get ready to smash Olympic records in London, scientists are in a high-stakes race of their own to develop a test that will unmask anyone altering their genes in a desperate quest for gold.

Health

Vitamin K shows evidence of brain benefits in rats

In a new study conducted in rats, scientists report evidence that vitamin K could help protect against aging-related cognitive declines associated with Alzheimer's disease and other forms of dementia.

Pediatrics

Medical pot only OK for sick kids failed by other drugs: MDs

With virtually no hard proof that medical marijuana benefits sick children, and evidence that it may harm developing brains, the drug should only be used for severely ill kids who have no other treatment option, the nation's ...

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