Did Archimedes build a death ray?

From the 1970s to the early 1990s a patch of land in Hong Kong the size of just a few football fields was the most densely-populated area in the world – and by a longshot. Even more remarkable, it was an outlaw land that somehow formed a tight community.See omnystudio.com/listene ...  Show more

Movies on planes have changed a lot in the last couple of decades. Today, we'll go over how this stuff works. See omnystudio.com/listener for privacy information. 

Dan tells the story of Archimedes, the ancient Greek inventor whose weapons of war protected the town of Syracuse from a Roman army. The Romans laid siege to Syracuse between 213 and 212 BC, attacking by sea and land, but were repelled by the city's defences. The story goes th ...

From ancient myth and the inventions of Archimedes to the work of Tesla and countless sci-fi authors, the concept of a death ray is a powerful expression of technological might. But here’s the catch: they don’t quite exist. Join Robert Lamb and Joe McCormick as they explore the v ...  Show more

For centuries self-assured academics believed Troy was a mythological city -- until, that is, the ruins were discovered. Over the span of history, the human species has lost people, cities and entire civilizations. Occasionally, governments don't want these lost empires to be ...

Who was Archimedes, and what did he actually invent? Join Jonathan as he revisits this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.