A fleet of ball-shaped rovers could drift across the Martian surface like tumbleweed, driven simply by the wind.

Interstellar comet 3I/Atlas was the likely origin point of the famous Wow! Signal detected in 1977, according to Harvard scientist Avi Loeb. In a new blog post, he pointed to the probability that the ...

In this excerpt from his new book, John Gertz argues it’s time to ditch SETI’s old dogmas and rethink how we prepare for ...

Are there aliens near Earth or are they too far away? A new study brings light on how far away they could be from the Milky ...

A new study suggests that the closest intelligent extraterrestrial civilizations may lie 33,000 light-years from Earth, ...

A new study suggests that, without plate tectonics and the right balance of carbon dioxide and oxygen, advanced alien ...

A recent study suggests that technologically advanced extraterrestrial life, if it exists, is likely located about 33,000 light-years from Earth.

For decades, scientists have grappled with a profound question known as the Fermi Paradox: if the galaxy is teeming with the potential for extraterrestrial life, why is the cosmos so quiet? A new ...

Space missions in the future could travel to Mars, asteroids and the outer solar system by riding on nuclear-powered rockets, ...