NASA has been flooded with more than 400 suggestions on how to find asteroids that are on a collision course with Earth.
A massive asteroid collision with the moon that left behind an enormous crater on the lunar surface may have spawned the surprisingly strong magnetic anomalies seen on the moon.
Scientists say they have found a way to blast an asteroid into space dust using an atomic bomb.
NASA`s space telescope has captured what scientists believe are the 1st images of asteroid collision.
Day in Pics: 28th January
Showbiz World - January 28, 2015
President Barack Obama's speech at Siri Fort auditorium