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

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

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

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

Most scientists search for aliens by waiting for signals that may never come. Avi Loeb argues that real evidence requires looking directly at what passes through our cosmic backyard. When unusual ...

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 ...

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.

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 ...

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 ...

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 ...