Colorful Sunsets
Why are sunsets so colorful? (Light is scattered by the atmosphere and by particles.)
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Cold Sensors
Cold sensors in your spine could be what cause chills even when you're not cold.
Lightning on the Water
Is hydrogen liberated when lightning strikes a body of water? (Probably not.)f
Nuclear Test Forensics
Underground nuclear testing leaves imprints in the earth that can be read years later.
Looking and Liking
The more you look at a face, the more you like it, and vice versa.
Water-Powered Battery
A battery that generates electricity from water
Cassowary Calls
A bird called the cassowary emits calls lower than the level of human hearing.
Hot Pepper Receptor
Capsaicin receptors on the heart are responsible for heart attack pain.
Saving Aleut
A project to record the native Alaskan language Aleut before it disappears