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Nerd gifts
Shop Pinterest's top picks and inspiration for Nerd gifts.
Like so many scientific discoveries, the radiometer—also known as the "light mill" because of how light makes the vanes spin—was invented more or less by accident. In 1873, while measuring minute amounts of substances, chemist Sir William Crookes noticed that sunlight disturbed the accuracy of his data. Investigating this effect, he invented this fascinating and geekily beautiful device, which makes the conversion of light into kinetic energy look mad cool. This particular radiometer…
All over the world, there are places where nature puts on a spectacular underwater light show after dark. Now you don’t have to trek to a distant lagoon at just the right time of year to be awed by the phenomenon. The water in this crystal ball gets its uncanny blue shimmer from dinoflagellates—nope, they’re not tiny swimming dinosaurs (although that would be adorable), they’re a form of marine algae that naturally illuminates all on its own. Pour the pouch of California seawater into the…