An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Explore the UFO mysteries J. Allen Hynek uncovered with Project Blue Book and how his findings challenged the Air Force's ...

The series finally gets a proper sendoff.

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Check out the best of Tuesday's Playoff action, featuring Celtics-76ers, Blazers-Spurs and Lakers-Rockets, with the NBA.com ...

Find Alien Earth Latest News, Videos & Pictures on Alien Earth and see latest updates, news, information from NDTV.COM. Explore more on Alien Earth.

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

From parties pushing “go green” initiatives, to cleanup crews taking care of parks and nature areas, there are many ways one ...

Comet 41P/Tuttle-Giacobini-Kresak has begun acting a little unusually, but there are likely natural explanations before we go ...

In the search for extraterrestrial life, researchers have hinted at the idea that advanced alien civilizations may be communicating with each other using a series of flashing lights, similar to the ...

The frequency of fireballs in our planet’s skies seemed to grow in recent months. NASA and other meteor experts can’t agree ...