
That Wasp Hovering Near Your Picnic Might Not Be a Wasp at All
The jolt of fear you feel when a striped insect buzzes past is exactly what a harmless hoverfly is c...
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The jolt of fear you feel when a striped insect buzzes past is exactly what a harmless hoverfly is c...
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Every text thread that loads instantly with no wifi and every app that remembers exactly where you left off is leaning on the same tiny piece of software, and it's not the kind of database most people picture.
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An induction burner can bring a pot to a rolling boil while the glass surface right next to it stays cool enough to rest your hand on, and the reason comes down to where the heat is actually being made.
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Turbochargers and superchargers both force extra air into your engine, but they get it from completely different places, and that's why one hits like a light switch and the other builds like a wave.
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Sunlight scatters differently depending on wavelength, and that one fact explains the sky's blue, sunset's red, and why Mars looks nothing like Earth at noon.
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It's not blocking sound. It's fighting a wave with an equal and opposite wave. Here's the physics behind the silence.
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A microwave doesn't heat your food from the outside in like an oven does, and it doesn't heat it from the inside out either. Here's what a 2.45 GHz wave bouncing around a metal box actually does to the water in your leftovers.
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