Since the 1950s, humanity has been searching for extraterrestrial life with increasingly sophisticated tools. But after decades of space probes, meteorite analysis, radio telescopes, and UFO ...

Two new peer-reviewed papers claim thousands of unexplained light flashes in vintage Palomar telescope images show statistical ties to nuclear tests and UFO reports. Not everyone agrees with the paper ...

NASA has drafted its Mars rover Perseverance to help monitor the sun’s activity. Every day for the next two months, the rover ...

Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's ...

Researchers have documented 55 instances of "mini lightning" over two Martian years by eavesdropping on the whirling wind ...

BREMEN, Germany — NASA will help Europe get its long-delayed Mars life-hunting ExoMars rover off the ground, even though President Donald Trump's proposed NASA budget cuts the collaboration in a drive ...

NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of ...

The US space agency called the interstellar object a "friendly solar system visitor," but said it was not alien.

Since being confirmed as an interstellar object in early June, scientists have been using the world's best telescopes to ...

In 2007, short bright radio signals which reappeared at intervals, known as "fast radio bursts" were detected. These ...

The US Congress has seen testimonies from "UFO witnesses" this year, with more evidence than ever suggesting alien ...

Researchers at NYU Abu Dhabi have uncovered evidence that water once flowed beneath Martian sand dunes — suggesting that the Red Planet may have once had conditions capable of supporting life. Scienti ...