Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...

What started as a routine cleaning job turned into a once-in-a-lifetime discovery for Jennifer Dowker, a boat captain and scuba instructor in Cheboygan, Michigan. While cleaning the hull of her ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

New footage shows a massive southern sleeper shark gliding through 34-degree Antarctic water at 1,640 feet deep.