Earth To Have Close Encounter With 'Lost' Asteroid This Week: Is There Reason To Worry? The May 15 pass will be Earth's closest encounter for an asteroid the size of 2010 WC9, a space rock larger than the Chelyabinsk meteor that injured 1,600 in 2013. Does this 'lost' asteroid pose significant threat? by Allan Adamson
Science NASA Supercomputer Simulations May Help Reduce Damage Caused By Asteroid Impacts by Allan Adamson
Science Scientists Still In The Dark Regarding Origin 2 Years After Chelyabinsk Meteor Strike by Dianne Depra
Science Chelyabinsk asteroid was result of massive collision of two space rocks, scientists say by James Maynard
Science Asteroid 2014 DX110 barely misses Earth: Flyby serves as warning of possible doomsday by James Maynard
Science 98-ft asteroid 2014 DX110 will miss hitting Earth by a hair's breadth on Wednesday by James Maynard
Science On first anniversary of Chelyabinsk meteorite impact, scientists ponder 'What can save us?' by Alex Saltarin
Science Giant asteroid 2000 EM26 set to blow a kiss to Earth on Monday: How and when to watch live by James Maynard