Humans

Families should rethink how seniors give up driving, researchers say. Figuring out transportation alternatives long ahead of time can help preserve independence and avoid painful confrontations.

Three years after bariatric surgery, more than 200 severely obese teens studied had dropped about a third of their weight and improved their metabolism, heart health and self-esteem.

The National Institutes of Health has issued a moratorium on funding work that puts human stem cells into nonhuman embryos. The concern is that hybrids might develop human brain cells, sperm or eggs.

Neurobiologist David Anderson explains why psychiatric drugs don't always work, and how researchers are working to find targeted forms of treatment — including his own experiments with fruit flies.

A California law will soon require pregnancy centers that oppose abortion to provide notice to their clients of the availability of abortion services in the state. Clinics are crying foul — and suing.

Brain cells that track our location also can track time and distance, a study finds. This could explain how the brain uses place and time to organize memories throughout our lives.