James Webb has detected a molecule in the atmosphere of the exoplanet K2-18b that could be linked to life. The molecule, dimethyl sulfide or DMS, is produced on Earth only by biological processes. In ...

Is there proof aliens exist? 👽 Explore the most convincing scientific evidence for extraterrestrial life, from exoplanets to mysterious signals—and what researchers really think about the chances ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.

Elon Musk doesn't believe aliens have visited planet Earth and thinks UFOs have more to do with the United States government and less with little green men, RadarOnline.com can reveal. The world's ...

Forbes contributors publish independent expert analyses and insights. I cover Hollywood and entertainment. Alien: Earth concluded its first season with its eighth episode on Sept. 23 and seven weeks ...

A set of photos taken over 70 years ago may hold the key to new revelations surrounding the existence of unidentified aerial phenomena (UAPs) – or UFOs – popping up near nuclear testing sites.