How Lighthouses Work

It’s a pretty safe assumption that people have been born with birthmarks since humanity began, and between then and now we’ve come up with some wacky, even dangerous, explanations for them – even a few that survive still today. Learn all about them in this classic episode.See omn ...  Show more

Since the age of Descartes, science has put all of its eggs in the basket of determinism, the idea that with accurate enough measurements any aspect of the universe could be predicted. But the universe, it turns out, is not so tidy. See omnystudio.com/listener for privacy informa ...  Show more

As man was looking to the skies and yearning to fly, two inventive brothers came up with an idea to set humans aloft. The Montgolfiers were among many inventors working toward flight in the 18th century, but they often get all the attention.

We look at the history of incorporating lights in winter holidays like Christmas and Hanukkah and how electricity changed things dramatically. We'll also dive into those over the top displays that sequence lights with sound and talk about why it was such a challenge for the elect ...  Show more

Some of the best curiosities are created by imaginative people, and today's tour should make that unbearably clear.

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Legends always look simple and shiny on the surface. But if you dig a little deeper, the stories you can uncover are more than curious.

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