With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

A strange world just 47 light-years from Earth is rewriting what scientists thought they knew about alien planets. Hidden ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

They're some of the most sterile places on Earth - but scientists have discovered dozens of new bacterial species inside NASA ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

From signs of life on Mars to an interstellar visitor and weakening dark energy, 2025 reshaped space science, raising the ...

The central mystery posed by 3I/ATLAS is not merely about whether we are alone, but about the sheer scale of the potential ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

In no particular order, Bob McDonald reviews 10 of the most fascinating accomplishments and noteworthy science news events of ...

What planet is most like Earth? Reseachers have identified several exoplanets similar to our planet, but none that are an ...