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

There is a mysterious phenomenon in which strong radio signals arrive periodically from space, yet their source remains ...

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

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

Researchers at the University of Sydney believe they've identified one source of mysterious radio signals arriving from deep ...

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

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

A pair of stars spiraling around each other. That's the origin of a new source of repeating radio bursts we've detected, called ASKAP J1745. In recent years, astronomers have been puzzling over ...

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

The radio telescope is housed in an observatory south of Penticton, British Columbia, Canada at the center of the Canadian Hydrogen Intensity Mapping Experiment, or CHIME, according to Digital Journal ...

On July 1, 2025, a NASA-funded sky survey spotted an object racing through the solar system on a path no gravitationally ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...