"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

Ever since physicist Freeman Dyson first proposed the concept in 1960, the "Dyson sphere" has been the holy grail of ...

Explore the dramatic rock formations of Valle de la Luna in the Atacama Desert, Chile—an alien landscape that earned its ...

Scientists studying lunar samples have finally resolved a decades-long debate about the Moon’s ancient magnetic field.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

The ultraviolet auroras were imaged by NASA's Juno probe on a brief flyby. When you purchase through links on our site, we ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take ...

New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid ...

Gypsum is a soft, translucent sulfate mineral that allows just enough light to penetrate for photosynthetic organisms to survive inside, while also protecting them from being desiccated or exposed to ...

Aliens exist – they just haven't visited Earth, a NASA veteran has claimed. Dr Gentry Lee has worked at the US space agency since 1968, when he first got involved with the Viking mission to Mars. He ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

Dakota Johnson poses on the red carpet wearing a stylish black gown Another defeat for Trump is looming in the future Did a CIA program uncover alien structures on the moon? Man who left his ...