One of the greatest scientific discoveries in history may be hidden beneath nearly 13,000 feet of Antarctic ice. Deep below the frozen surface lies Lake Vostok, a massive freshwater lake that has ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

MANY thousands of people around the world are convinced they have been abducted by extraterrestrial beings, taken on board alien spacecraft, subjected to painful medical examinations and then returned ...

Letters: Readers offer their explanations for the absence of hard evidence for extraterrestrial civilisations, in response to an article by Adam Kirsch ...