Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

How could we defend Earth against an alien Invasion? Do we even stand a chance? Could the United States, Russia and China ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Alien: Earth is built on a simple premise: a Weyland-Yutani ship carrying five of the most ...