One of NASA’s six-year-old Mars rovers missed its winter wake-up call, prompting concerns that it may never recover from the frigid cold.

Ewaste is a major global problem. But so too is the global trade in the materials that go into our electronics in the first place. Here's a bit more about so-called "conflict minerals."

Fishermen have been an integral part of cleanup operations, but they could end up losing their jobs for a second time.

A daydream about a foreign vacation or a long-ago memory prove most likely to help you forget the present..

India recently committed to reintroducing cheetahs to three grassland regions around the country. The speedy cats have been considered extinct in India since 1967.

It all comes down to carbon emissions, and even though electric vehicles spew zero emissions, they aren't necessarily carbon neutral.

Two well-meaning nonprofits working to prevent e-waste vehemently disagree on what should happen to zombie-like TV monitors that are dangerous when they're dead. If only they could both be right.

This cosmic ballet is reshaping what astronomers thought was possible in solar systems beyond our own.

The 19th-century artist's first published bird illustration has finally been found on old bank notes.

Scientists think Ole 'Miss is behind the strange, devastating earthquakes that rocked Missouri in the early 1800's