NASA asteroid WARNING: Asteroids a 'MAJOR threat' to humanity too tough to DESTROY NASA has admitted asteroids are a far greater threat to Earth than expected following a study showing deadly space rocks are harder to destroy than anticipated. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:First EVER solar eclipse recorded 3,000 years ago in the Bible pinpointed by scientistsLoss of Federal Protections May Imperil Pacific Reefs, Scientists WarnHow a 672,000-Gallon Oil Spill Was Nearly InvisibleSUPER SOLDIERS? US military in technological breakthrough to raise learning speed by 40%France earthquake: Alps region hit by 140 tremors in days, BIG ONE fearedMany Academics Are Eager to Publish in Worthless Journals