When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

Despite criticism from the scientific community, his books sold almost 70 million copies in more than 30 languages.

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is ...

The enigmatic space object once speculated to be a threatening alien vessel made its nearest pass to Earth on December 19. The rare interstellar visitor, labeled Comet 3I/ATLAS, was expected to fly by ...

Humanity has long looked to the sky and beyond, considering what it would be like to live away from the only life-bearing planet we know about. With the dangers of outer space travel and the lengthy ...

Thirty years ago, the world of travel was a far simpler place. There were no online travel agents; there was no seat-back inflight entertainment or in-car GPS. Mobile phones were brick-like, and could ...

When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

WASHINGTON — CACI International said on Dec. 22 it is acquiring space technology company ARKA Group in an all-cash transaction valued at $2.6 billion, expanding its footprint in space-based sensing ...

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 ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter. When you purchase through links on ...

A 33-year-old aerospace engineer has made space travel history, becoming the first person who uses a wheelchair to pass the boundary of outer space. Michaela "Michi" Benthaus, a German aerospace ...