The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

Claims that the Nazca mummies represent a new alien species originate from a self-published paper by a retired paleontologist. A detailed peer review challenges these conclusions, identifying the ...

The first alien signal humanity detects might not come from a thriving civilization, but rather from one in decline, possibly sending a cry for help. That’s the central idea behind a new paper by ...

As teens spend less time with their friends in person, scientists are beginning to uncover how isolation may affect the developing “social brain." Here’s what we know—and when parents should be ...

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar ...