Why Russia’s Hypersonic Missiles Can’t Be Seen on Radar | Military.com
The age of Russian superweapons is upon us -- at least that's what President Vladimir Putin wants us to believe. (more…)
Some Weird Gas Balls Are Swirling Around Sagittarius A*
Scientists have discovered a new class of celestial objects orbiting Sagittarius A*, the supermassive black hole at the center of the Milky Way. The objects...