No one knows exactly what to expect if we encountered other forms of alien life. Would they talk like us? Look like us? Or ...

For centuries, humans have gazed at the stars and wondered whether we are alone in the universe. The question of ...

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

One hundred twenty light-years from us, there is an exoplanet that can potentially host life. It's called K2-18b, and it's ...

Baba Vanga had predicted that an alien spaceship would enter the Earth's atmosphere in the year 2026, and multiple conspiracy ...

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but likely as 'grey sludge' ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most disturbing alien races in the galaxy.

Scientists used the world's largest single-dish radio telescope to scan comet 3I/ATLAS for signs of extraterrestrial life, but found no artificial radio emissions.