A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

Aliens probably look just like we do, a new study suggests. This is because scientists now believe life on Earth evolved in a ...

Most of us are reserving judgment on whether there is intelligent life on other planets; we haven’t even found bacteria yet, much less a race of aliens with Internet service and takeout food.

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...

THE search for alien life across our Solar System and beyond has so far kicked up nothing intelligent – let alone microbial.

Former US president Barack Obama once spoke about 'the truth' he'd learned when it comes to the existence of aliens and UFOs.

To solve that problem, a team of German researchers at the Technical University in Berlin figured that, instead of having a ...

If extraterrestrial civilizations exist with technology similar to ours, could they detect Earth? A team of SETI researchers ...

WASP-127b's diameter is about 30% larger than Jupiter, our solar system's largest planet. But its mass is only about 16% that of Jupiter, making it one of the least dense - puffiest - planets.

In Earth's upper atmosphere, a fast-moving band of air called the jet stream blows with winds of more than 275 miles (442 km) per hour, but they are not the strongest in our solar system. The ...