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1932

Physical World

The quest to understand tornadoes

Scientists are still grappling with how and why violent twisters form. Will new technology and computing power help?

The ancient origins of glass

Featuring ingots, shipwrecks, pharaohs and an international trade in colors, the material’s rich history is being traced using modern archaeology and materials science

What did ancient people eat? Scientists find new clues in old pottery

Remnants of molecules and microbes in shards of cooking pots help researchers reconstruct prehistoric cuisines. On the menu: stews, cheese and fermented drinks.

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