NASA asteroid WARNING: Asteroid big enough to WIPE OUT London headed for Earth AN ASTEROID potentially big enough to flatten an area the size of London is headed for a Close Earth Approach, NASA warned. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Teleportation BREAKTHROUGH as scientists send information through WATERALIEN NEWS: ‘Game changing’ Nasa satellite could spark huge discoveryBREAKTHROUGH: Ecstasy could be used to treat PTSDFossils on the moon: Are we about to find evidence of life on lunar surface?Trilobites: Hints of Trigonometry on a 3,700-Year-Old Babylonian TabletAlan Root, Oft-Bitten Wildlife Filmmaker, Dies at 80