Does Earth Have Its Own Neon Sign?
Physics / Atmospheric
You might wonder what the Northern Lights and neon signs have in common. Actually, a lot! What makes luminous colors shimmer across the Northern sky? The answer is in the Sun. Charged particles ar continue reading this fact
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Does Your Brain Do Flips?
Physics / Optics
You may not be aware of it, but when you look at the world, the image projected on your retina is upside down. This is due to the optics used by our eyes. Our brain compensates for this upside down vi continue reading this fact
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The Physics of Sandcastles
Physics / Fundamentals
Give a plastic bucket and a shovel to a child, then turn her loose on a beach full of sand. She'll happily toil the day away building the sandcastle to end all sandcastles. It's pure fun. It's also se continue reading this fact
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