Alien plants and animals drive native species to extinction

Accidentally or deliberately introduced species are the second most common threat associated with recent global extinctions of animals and plants, a new study from the University of Adelaide and UCL, in the UK, has found.

Cosmic encounters with alien life

Numerous books have been penned on the exciting subject of life on other worlds, and the news almost daily carries stories about potential new habitable sites, ranging from water on Mars to oceans on Europa and exoplanets ...

How could DSCOVR help in exoplanet hunting?

Could a space weather satellite be helpful in exoplanet hunting? Well, it now turns out it could. According to a team of scientists led by Stephen Kane from the San Francisco State University, the Deep Space Climate Observatory ...

Mysterious star stirs controversy

Mysterious light on a distant star could be a sign of alien civilisation, some astronomers have claimed, stirring controversy among their peers. Not so fast, said NASA.

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