We can guess what intergalactic war would look like. And strangely, it matters.

Published on June 18, 2026 6:08 PM GMT By Robert Wiblin | Watch on Youtube | Listen on Spotify | Read transcript Intergalactic war is probably billions of years away — yet physics can already tell us how it ends. And strangely that conclusion is relevant to decisions people have to make today. In this video, Rob Wiblin walks through a fascinating analysis from researcher Beren Millidge that uses known physics — no wormholes or faster-than-light travel — to identify the only three weapons that co