The plants outside your window carry a hidden geography. Many arrived from distant continents. A new global forecast shows that mix is about to shift, in ways few people notice until it takes hold.

The story of Earth's first animals may need rewriting after ancient fossils revealed an earlier start to complex life.

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...

E-Day is set 14 years before the events of the original Gears of War and tells the story of the first Locust emergence on Sera.

Artistic representations of ancient humans often show large men with bulging muscles – but our ancestors were actually ...

Modern astrobiology suggests that alien life would evolve under many of the same ruthless pressures that shaped organisms on Earth. Scientists expect traits like symmetry, vision, camouflage, ...

Researchers probe the geochemistry of the moon, Mars, asteroids, and water worlds to understand our home and plan for future ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

We all hide from the truth, whether it’s to protect our own peace of mind, spare someone we love from pain, or keep our faith ...

From Project Hail Mary to Independence Day, Alien to Arrival, these alien movies are much better than Disclosure Day.

When Steven Spielberg announced Disclosure Day , many fans immediately saw it as another entry in the filmmaker's ...