A new book explores how overhunting and habitat destruction have left us with only a fraction of the foods that existed a century ago, and the changes that are needed to preserve our culinary variety.

A young scientist decided that one way to get girls into science would be by painting neurons and parasitic worms on her nails.

Scientists are getting closer to developing a wearable patch that can measure hydration and other health markers — in sweat. The hope is it could give athletes more data to boost their performance.

The FDA heavily restricted mifepristone — a drug that ends early pregnancies — when it approved it 19 years ago. A former FDA commissioner asks whether the current restrictions should be revisited.

The government has promised to welcome migrants from neighboring Venezuela as "blood brothers." But more than 1 million newcomers are adding to the stress on an already strained health-care system.

Drug combinations can cause side effects like confusion and dizziness — and even increase the risk for falls. Here's how to talk to your doctor about reducing or eliminating some prescriptions.

Scientists discovered that a medication used to treat parasites in horses can fight deadly staph infections. It's a promising new approach to solving the problem of antibiotic resistance.

Americans have a torturous relationship with fast food. We vilify it but also view it through a nostalgic lens. A new book explores this complicated yet seemingly unshakable bond.

Winning images in the 2019 competition range from a Mongolian boy with his hunting eagle to the elegant exterior of an Indian observatory.

There's still much research to be done before the device is routinely useful. But one man was able to use it to gently grasp his wife's hand and feel her touch — an emotional moment, he says.

We spoke to teen activists at the Girl Up event in Washington, D.C., this week. They had a lot to say about everything from buzzwords that make them mad to the best ways to de-stress.

Older adults are dying from falls at a higher rate today than 20 years ago. But you can take simple steps to improve balance, vision and alertness — and keep from falling.

Scientists are investigating a better test of consciousness in brain-injured patients. If it becomes widely available, it could help with agonizing decisions about withdrawal of life support.