May 24, 2018
Here's What We Know About Russia's Hypersonic Waverider Weapon
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? Russian President Vladimir Putin first announced the hypersonic weapon, code-named Avangard, in a speech in March....