Asteroid Heading Our Way
Calling Bruce Willis.
This coming Friday, a 130,000-ton asteroid is set to pass perilously close to Earth. NASA has been tracking the asteroid and believes it won’t strike the planet. But what if NASA is wrong about this projectile, known as 2012 DA14? Robert Lee Hotz from The Wall Street Journal runs down what you need to know.
Meanwhile, new evidence has emerged that another asteroid — although a much larger one — wiped out the dinosaurs.