"Most languages in the world are spoken by a small number of people in a relatively local place, and their language is probably really adapted to the kinds of things that they care about… and the way that they need to communicate."

About 20 percent of people experience Autonomous Sensory Meridian Response, or ASMR. But what exactly is it, and what causes it?

Tinnitus is a persistent ringing or buzzing in the ears, and it's a major issue among veterans. Is there a way to treat it?

For frogs looking to find a mate, there's strength in numbers.

When potatoes are exposed to sunlight, they produce a compound called solanine. The more solanine you eat, the sicker you can get.

Is the color blue rare in nature? Yes and no.

Last summer, browntail moths were found in the state for the first time in 75 years. But there's good news.

Turns out, the pollution from our tires and brakes can rival tailpipe emissions.

"Theoretically, trees can be immortal organisms."

The salt we use to de-ice roads and condition ski slopes adds up.