Gum makers have claimed, for decades, chewing is good for your mental health. They’re kind of on to something. Humans have chewed on gum for millennia. Scientists are still trying to figure out why.

Humans have been chewing gum for thousands of years, long after the flavor fades and without any clear nutritional benefit. The habit dates back at least 8,000 years to Scandinavia, where people ...

Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major Clovis-era sites, researchers found shocked quartz—evidence of intense heat ...

We’ve all heard the myth that swallowed gum stays in your body for seven years. While that’s not true, it’s still generally not great to swallow it, since our digestive system can’t break it down. But ...