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Puzzling over How Kids Go Wrong

Fish-Eating Dinosaur Found in Africa

Light Powers Molecular Piston and Cylinder

Young, Nearby Supernova Remnant Shows Up

Lock-on-a-Chip May Close Hackers Out

Faraway Comet Spins into the Light

Superstud Grass Menaces San Francisco Bay

Cholesterol-Busting Products Provoke FDA

Tongue Ties across Continents Draw Fire

The Ice That Burns

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