Unlike human brains, chimpanzee brains don’t get smaller as they age, suggesting that pronounced neurological decline is a uniquely human byproduct of our oversized brains and extreme longevity.
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A UK panel puts forth guidelines for research that use experimental animals harboring human cells and tissues.
New data suggest that optimism may lower the risk of stroke.
Already reeling from a 20-year losing battle with a devastating disease, the banana variety eaten in the United States is now threatened by a new—but old—enemy.
Research suggests that tall women have a greater risk of developing a wide range of cancers.
In the first known case of a cross-species outbreak of an adenovirus, researchers identify a virus that infected both monkeys and humans.
A method for precise gene editing is able to change disease-causing point mutations in human stem cell DNA.
The US government created a sham vaccination campaign to get DNA from the world’s top terrorist, threatening legitimate vaccination programs in the developing world.
A new study confirms that a “trial effect”—in which patients improve simply as a result of taking part in a drug study—once existed among HIV trial participants.
Eleanor Simpson, a neuroscientist at Columbia University Medical Center, discusses a recent Nature paper that probes dopamine's role in helping animals make positive associations to stimuli that herald pleasurable outcomes (such as the handing out of food).
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