Life Beyond Earth

In Coyame, Mexico, 1974, in the State of Chihuahua, an unidentified flying object (UFO) collided with a small plane. Both the U.S. government and the Mexican government responded to the ...

Patty Greer lay down in a crop circle nine years ago and arose a changed woman. What began ...

An apparent unidentified flying object appears in the sky during this time lapse video featuring a sunset over ...

Several paintings from the Renaissance and the Middle Ages contain objects some say look a lot like flying ...

Raw footage featuring an apparent unknown object spotted in the clouds over Budapest, Hungary. What do you think ...

On Aug. 15, 1977, a 72-second radio signal from space stirred up the Search for Extra-Terrestrial Intelligence (SETI). ...

Raw footage featuring a strange, horseshoe-shaped UFO, spotted in the sky over Busan, South Korea. The unidentified flying ...

Is this shadowy figure on the surface of the moon captured by NASA cameras an image of an ...

Exoplanets roughly the size of Earth may be more likely to support life if they have companion planets. ...

Scientists have recently postulated an unorthodox way to detect life on other planets. Assuming intelligent life has reached ...

Alien civilizations could probe the entire Milky Way galaxy within 10 million years without going faster than the ...

Famed painter Wu Youru of the Qing Dynasty (1644–1911) produced a curious work titled “Red Flames in the ...

Shen Kuo is as credible a source as one could ask for in 11th to 12th century China, ...

The Hopi believed that the gods came up from the ground. The Hopi Ant People inside the Earth ...

Buzz Aldrin, the second man to walk on the moon, has said he spotted a UFO while on ...

Here's a look at some of the mentions of unidentified flying objects (UFOs) and extraterrestrials in the U.S. ...

The NSA recorded several UFO sightings in a top secret report, now declassified. Here's a look at a ...

Medieval UFO battle?: Hans Glaser was a journalist of sorts in 16th century Germany. He depicted a wondrous ...

UFO sightings have remained remarkably similar over the past 2,000 years, found NASA researcher Richard Stothers. He compiled ...

What are these metal balls that fell from the sky?

Phil Schneider was vocal before his death about what he says he learned about aliens while working under ...

UFO sightings have been reported by hundreds, perhaps thousands, of people across the United States—including some U.S. presidents.

Alien beacon or photography blip?

Was there a battle between Special Forces and aliens that left more than 60 men dead in 1979?

A U.S. Coast Guard report describes a large aircraft emitting multi-colored lights and hovering above Lake Erie before ...

What do you think? Could these reports be evidence of extraterrestrial life?