It’s the first FDA approval for a pain medication in 25 years. How does the drug work, and who is it for?

New research found drones to be more effective than dogs, cars, or loud noises at convincing bears to avoid human areas.

Neutrinos are sometimes called “ghost particles,” because they are nearly weightless, rarely interact with any other matter, ...

In a new book, Dr. Mary-Frances O’Connor explores the ways grief affects the body, from the heart to the immune system.

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...