A light, imaginative look at how extraterrestrial observers might interpret car haulers and what these vehicles reveal about ...

The most sensitive radio scan in history found no signs of alien tech on interstellar object 3I/ATLAS. Discover why this ...

In late November 2025, astronomers captured an unprecedented cosmic signature: the first X-ray emissions ever detected from ...

Harvard's Avi Loeb investigates whether the interstellar object 3I/ATLAS is leaking artificial propellants, suggesting that ...

I/ATLAS was first discovered on July 1, 2025, it has garnered much attention, including speculation, hopes and fears that it ...

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.