NASA scientists pinpoint exactly where huge asteroid could hit and 110 million live there
The threat posed by the space rock, estimated to be between 40 and 90 metres in diameter, is the highest ever recorded for an ...
An asteroid could hit Earth in 2032, NASA says. Here's what to know about the potential "city killer."
"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...