The newest visitor from deep space, interstellar comet 3I/ATLAS, has arrived with a literal pulse that is stirring up talk of alien engineering as much as it is exciting astronomers. As its brightness ...

There are tens of billions of Sun-like stars in the Milky Way, an immense tally that encourages the possibility that extraterrestrial life peppers the universe. Finding evidence for aliens - even ...

Tonight, History’s hit series Ancient Aliens is back — with the new season taking us to historic and fascinating locations across the planet to investigate theories suggesting aliens once visited ...