Warnings of a Russian hypersonic weapon that the U.S. can't defend against may have had you running for the bomb shelter last week. But what, exactly, is this weapon, and how does it work?
Edd Gent, Live Science Contributor, FOX News
Thu, 05/24/2018 - 7:44am
Warnings of a Russian hypersonic weapon that the U.S. can't defend against may have had you running for the bomb shelter last week. But what, exactly, is this weapon, and how does it work?