Earth is heating up and climate change is threatening its existence. But, we might not be the only world in the cosmos to inflict this horror upon ourselves. As per a new model, an advanced alien civilisation can destroy its planet because of climate change in less than 1,000 years.

It's hard to find life in universe because every civilisation likely kills itself within 1,000 years

Alien probe: Are we alone? Is there any alien life or 'super civilisations' outside Earth? The premier institute in the US searching for alien life and intelligence has launched a new project that will look for low frequencies in intergalactic space, in the first probe of its kind.

Alien search: SETI Institute launches probe for low frequencies across galaxies in first study of its kind

A meteor that hit Earth some 10 years ago has extra-terrestrial traces. A new study conducted by astrophysicist, Avi Loeb on the fragments of a meteor suggests that the meteor might have come to Earth from an alien civilisation.

Aliens made the 'meteor' that hit Earth 10 years ago, scientist claims

Space scientists are working hard to find life outside planet Earth, and coming up with theories which suggest that, maybe, we are not alone in this infinite universe.

'A Sign in Space': When Earth received ‘alien’ signal from Mars

Anything with ‘aliens’ in its title these days most often tends to be more sensational than scientific. The topic has been on human civilisation's mind for centuries and as technology developed, we have focussed our scopes and antennae to find hints of alien life in far corners of space.

Aliens might find us through radio signals leaked by our mobile phone towers, says study

It has been long believed that the United States has first hand access to aliens, and that they constitute part of the secrets that lie in Area 51, a highly classified US Air Force Facility in Nevada.

Obama asked officials about the existence of aliens as US president. What did they tell him?