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.
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.
A UK panel puts forth guidelines for research that use experimental animals harboring human cells and tissues.
Non-African people carry remnants of the Neanderthal X chromosome, suggesting interbreeding with early human ancestors.
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).
Mice with miniature human livers more accurately test a drug’s toxic side effects.
The neural nexus of the circadian clock shows signs of functional decline as mice age, providing clues as to why sleep patterns tend to change as people grow older.
Researchers find that an ingredient in common cough medicine improves multiple sclerosis symptoms in animal models.
The Royal Society's annual science extravaganza packs some interesting stuff into 5 days of love and research.
South Korea approves the first stem-cell medication for clinical use.
Particulates in the air can cause impaired learning and depression in mice.