Although the Supreme Court ruled in favor of birthright citizenship last week, the Trump administration and Congress could ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals . Unexplained gases on other planets. Things mistaken for UFOs ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

Earth's airports may be broadcasting our existence to the galaxy without anyone intending to. A 2025 study from the University of Manchester found that radar systems at major airports emit ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, funding, and fierce criticism.

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The nominee would take charge of an agency with billions in new resources and an expanding role in carrying out the ...