The United States is stepping back from the most direct test yet of possible alien biology on Mars just as new telescopes and ...

For decades, the search for alien intelligence has revolved around the question: if someone out there is listening, how could they hear us? A new study combining data from Penn State and NASA’s Jet ...

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Mankind must decide how it’s going to deal with contact with extraterrestrials — and time could be running out, one expert warned — after he sounded the alarm that an incoming interstellar object ...

The cosmos is typically a predictable dance of gravity and orbits, but occasionally, a visitor crashes the party with such ...

Harvard Professor Avi Loeb suggests the interstellar object 3I/ATLAS could be an alien probe. Explore the 'anti-tail' mystery ...

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and dramatic. But what if th.

Interstellar comet 3I/ATLAS has gotten new viral claims that it is targeting the Sun with strange wobbling jets. We break ...