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Alien megastructure star KIC 8462852's bizarre dimming may be caused by dust
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.
Astrophysicists say mysterious cosmic rays hitting Earth started beyond our galaxy the Milky Way
Researchers at Pierre Auger Observatory found that the high-energy particles are extragalactic.
Could aliens spot the Earth? Tens of distant planets 'ideally placed' to watch our planet
Scientists estimate that around 9 known exoplanets are ideally placed to track the Earth's 'transit zones'.
15 mysterious radio emissions detected in alien life probe
Breakthrough Listen project was set up to search for signs of extraterrestrial life.
Tau Ceti: Our new home planet could be just 12 light years away
There are two planets in Tau Ceti's habitable zone.
'Miniature whale, mussel, or alien?' Video of creepy mystery river creature leaves people baffled
Footage shows odd creature poking its head out of the mudflat before submerging beneath the water again.
Meth mother killed her daughter, 6, with a shotgun 'to protect her from aliens'
Darla Elizabeth Hise said she killed daughter Abigail to 'send her to heaven', where it was safe.
'Alien' ice seen forming on Earth for the first time
Ice VII is a very rare structure usually only found in outer space.
Brexit-backing ghost, alien and UFO expert Rupert Matthews becomes Conservative MEP
Matthews, 56, has published more than 170 books in 20 different languages.
'Britain's mysterious X-Files' disclosed by UK Ministry of Defence but is there a UFO cover-up?
The National Archives has released 15 of the remaining 18 MoD UFO files.
Have aliens visited Earth? Space tycoon Robert Bigelow certainly thinks so
Mogul says he has invested more than any other American on alien and UFO research.
Proxima B: Our closest neighbouring exoplanet could host 'alien life' climate models suggest
Climate simulations have revealed Proxima B could have liquid water on its surface.
Mystery of comet 67P's oxygen solved – providing new tool in search for alien life
Molecular oxygen surrounding comet 67P/Churyumov-Gerasimenko has long puzzled scientists.
Mars Curiosity Rover explores dark, mysterious Martian sand dunes
This is the first close-up study of sand dunes outside of Earth.
Brightness of Saturn's largest Moon Titan provides new tool to study mysterious exoplanets
Titan is brighter at twilight that in daylight, according to a new study.
New rocky planet discovered 39 light years away from our Sun lies in "habitable zone"
The exoplanet LHS 1140b is transiting the small cool star with a circular orbit.
Nasa has a big announcement to make about oceans on other planets – watch it live
Oceans of water on other planets could support extraterrestrial life.
Atmosphere rich in water detected around alien 'Earth-like' planet 39 light years away
The exoplanet, 39 light years away, appears to have an atmosphere rich in water and methane.
Astronomer Royal Martin Rees on aliens, parallel universes and the biggest threats to mankind
Rees says extraterrestrial life would either be far less advanced - or they will have developed full electronic intelligence.
Nasa astronaut Alan Bean: Aliens exist, but they haven't visited Earth yet
Bean says that if an advanced alien civilisation had been to Earth they would have made contact.
Do aliens exist? Life star Rebecca Ferguson believes 'there is life is out there'
Hollywood actor, who plays an astronaut in the sci-fi, says human would be ignorant to believe otherwise.
Volcanoes on exoplanets make potential for alien life even higher than we thought
Hydrogen spewed from volcanoes could help warm a planet in zones considered too cold for life to exist.
Mysterious celestial object could be an elusive brown dwarf or a free-floating planet
The object is not part of the AB Doradus moving group, as previous hypothesised.
Do Brexit and Trump show we're living in an advanced alien civilisation's computer simulation?
Current events could be a way for aliens to see how our society copes under huge pressure.
FRBs: Mystery space signals 'from solar beam powering advanced alien probe'
Scientists at the Harvard-Smithsonian Centre for Astrophysics say alien origin 'worth contemplating'.
Potentially habitable exoplanets: Why haven't we found aliens yet?
What are the conditions needed in order for complex life to emerge and evolve on other planets?
What would aliens on Trappist-1 exoplanets be like?
Scientist considers what sort of extraterrestrial life may emerge on newly discovered exoplanets.
There's a cute Google Doodle to mark Nasa's discovery of the Earth-like Trappist-1 planets
The planets could all contain water, Nasa scientists say, creating the conditions for alien life.
Trappist-1 exoplanets and alien life: 5 things you need to know
Scientists find solar system 40 light years away with seven potentially habitable planets.
Trappist-1 Nasa announcement: We could find alien life within 10 years on newly discovered planets
Scientists find seven potentially habitable exoplanets, three of which are strong contenders for extraterrestrial life.