Researchers looking for signals from technologically advanced aliens pick up countless strange pings — but so far, nothing has convinced them that a message really came from aliens. But that doesn't ...

A lot of serious scientists are searching for signs of alien life. Most of them are looking really, really far away—often in other star systems. But Harvard physicist Avi Loeb is looking nearby, in ...

Scientists have created a new tool which they say could aid the discovery of alien life in the universe. Researchers at the University of Glasgow say they have created a method that can identify ...

A Star Trek-style detector that hunts for ripples in space-time could spot alien spaceships darting through the Milky Way using 'warp drive,' according to new research. Researchers at several US ...

The device is named LIGO (Laser Interferometer Gravitational-Wave Observatory) LIGO can sense gravitational waves and identify alien mega-technology The alien spacecraft need only come within about ...

Nasa's Perseverance rover is currently trundling around Jezero Crater on Mars to collect samples that can be sent back to Earth (Credit: Nasa/JPL) Forget UFOs and alien abductions, here's how ...

It is easy to wax lyrical about aliens. The prospect of life on other planets has shaped much of our culture and continues to inspire books, TV shows, movies – and the odd conspiracy theory of course.