Tom Scott invents the anti-clickbait title

When you watch this video about a fascinating but somehow almost forgotten bit of post-war era scientific history featuring perhaps the last interview with the famous (101 at the time) researcher behind the project.I want to keep spoilers to a minimum but it's a story worth hearing for:What they were trying to do...The tech they used to accomplish it...The remarkable extent to which they succeeded...And the reason why they failed. "I promise this story about microwaves is interesting."