aliens

A new study indicates that an "uneven dust cloud" moving around the star may be causing the strange dimming, likely ruling out the alien megastructure theory.

Researchers at Pierre Auger Observatory found that the high-energy particles are extragalactic.

Scientists estimate that around 9 known exoplanets are ideally placed to track the Earth's 'transit zones'.

Breakthrough Listen project was set up to search for signs of extraterrestrial life.

There are two planets in Tau Ceti's habitable zone.

Footage shows odd creature poking its head out of the mudflat before submerging beneath the water again.

Darla Elizabeth Hise said she killed daughter Abigail to 'send her to heaven', where it was safe.

Ice VII is a very rare structure usually only found in outer space.

Matthews, 56, has published more than 170 books in 20 different languages.

The National Archives has released 15 of the remaining 18 MoD UFO files.

Mogul says he has invested more than any other American on alien and UFO research.

Climate simulations have revealed Proxima B could have liquid water on its surface.

Molecular oxygen surrounding comet 67P/Churyumov-Gerasimenko has long puzzled scientists.

This is the first close-up study of sand dunes outside of Earth.

Titan is brighter at twilight that in daylight, according to a new study.

The exoplanet LHS 1140b is transiting the small cool star with a circular orbit.

Oceans of water on other planets could support extraterrestrial life.

The exoplanet, 39 light years away, appears to have an atmosphere rich in water and methane.

Rees says extraterrestrial life would either be far less advanced - or they will have developed full electronic intelligence.

Bean says that if an advanced alien civilisation had been to Earth they would have made contact.

Hollywood actor, who plays an astronaut in the sci-fi, says human would be ignorant to believe otherwise.

Hydrogen spewed from volcanoes could help warm a planet in zones considered too cold for life to exist.

The object is not part of the AB Doradus moving group, as previous hypothesised.

Current events could be a way for aliens to see how our society copes under huge pressure.

Scientists at the Harvard-Smithsonian Centre for Astrophysics say alien origin 'worth contemplating'.

What are the conditions needed in order for complex life to emerge and evolve on other planets?

Scientist considers what sort of extraterrestrial life may emerge on newly discovered exoplanets.

The planets could all contain water, Nasa scientists say, creating the conditions for alien life.

Scientists find solar system 40 light years away with seven potentially habitable planets.

Scientists find seven potentially habitable exoplanets, three of which are strong contenders for extraterrestrial life.