6 billion years old and home to more than 100 billion stars. This reality suggests there is likely a mind-boggling number of ...

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For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...

NASA has selected the California startup Vast to operate the sixth private astronaut mission to the International Space ...

Energy is fundamentally important—researchers have linked a lack of reliable energy to poor physical health, poor mental ...

"I really wanna see the mass driver on the moon that is shooting AI satellites into deep space. Just going like 'shoom, shoom,' just one after the other." ...

The 2026 Defense Strategy elevates space as the new high ground. In an exclusive interview, Stephen Kitay explains how AI and autonomous systems secure U.S. dominance.

He did PR for Zuckerberg, Musk, and Google. Now he says he '"only told half the story." ...

Researchers looking for signs of extraterrestrial life instead stumbled upon a pulsar at the center of the Milky Way galaxy.