Some describe it as sounding like an engine idling just outside the house. Others report hearing a low-frequency rumble. But almost everyone who can hear it—2 percent of the population, by some ...

The tale of the legendary origins of a mysterious marine-research institute is the focus of a new novel by Bridgewater College professor Ed Huffstetler. Kunstler and the Terrible Monster chronicles ...

Only a tiny fraction of the hundreds of UFO sightings reported over the past three decades were actually unexplainable, officials said Wednesday at NASA’s first-ever public meeting on the mysterious ...

About a month before the great December conjunction of Jupiter and Saturn, NASA researchers announced a separate, unexpected discovery: evidence of light in deep space without an explainable source.

Tony Harris will dive deeper into mysterious and unexplained news stories from around the world in new series "The Proof is Out There." A+E Former CNN journalist Tony Harris is venturing off the ...

The Pentagon Tuesday showcased declassified photos and video of UFOs to Congress – including a flying object without a "specific" explanation" – as lawmakers pressed military officials on the ...

NASA’s Perseverance Rover, currently on a mission on Mars, has recently captured a series of unexplained shadows moving across the Martian surface. This intriguing phenomenon has sparked a flurry of ...