A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

An interstellar object named 3I/ATLAS, confirmed to be a comet, is passing through Earth's solar system. The comet poses no threat to Earth and will make its closest approach to our planet on Dec. 19.

The comet originated from outside our solar system and poses no danger to our planet. NASA officials have rejected theories that the object could be an alien spaceship. While not visible to the naked ...

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

Alien: Earth was the franchise's first-ever incursion into the TV space, daring to ask the question, "What if Alien, but good again?" The answer? A critical hit and one of the most brilliant sci-fi ...