The exoplanet is gravitationally gripped in a speedy, 11-hour orbit around a red dwarf star that's less than one-fifth the ...

The CIA has been accused of attempting to use DNA submitted to 23andMe and Ancestry.com to aid in their hunt for aliens on ...

There is no universally accepted upper limit on interstellar flight speeds, but studies tend to converge around 19,000 miles per second (30,000 km/s) – 10% of the speed of light – as a realistic ...

Sci-gems like Meet the Robinsons and Attack the Block have been undervalued and underseen for far too long, and it's time we ...

On Religion columnist Terry Mattingly writes about the centuries-spanning debate over UFOs, aliens and their religious ...

A comet from another star system has just handed scientists something they never had before, a direct chemical sample of ...

For centuries, stargazers of many kinds have debated the meaning of unidentified objects in the heavens and encounters with mysterious beings on earth.

NASA's exoplanet-hunting spacecraft TESS, or Transiting Exoplanet Survey Satellite, has released its most complete view of ...

From C.S. Lewis to the Vatican, the debate over UFOs and extraterrestrial life often intertwines with religious faith.

Interest in aliens remains high, but a UVA astronomer says these newly released papers leave more questions than answers.

Sources are allegedly "too scared to talk" amid UFO disclosures, as experts claim at least "four separate types" of life have ...

A decade ago, we spotted an exoplanet that could be the most habitable world yet discovered. Now we're about to find out if ...