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Chemistry

Central American volcanoes offer clues to Earth’s geological evolution

Along 1,100 kilometers, from Mexico to Costa Rica, lies the Central American volcanic arc, where the variety of magma types make for a geological paradise

Why scientists are making transparent wood

Stronger than plastic and tougher than glass, the resin-filled material is being exploited for smartphone screens, insulated windows and more

Saliva: The next frontier in cancer detection

Scientists are finding tumor signals in spit that could be key to developing diagnostic tests for various types of cancer

Scientific highs and lows of cannabinoids

Hundreds of these cannabis-related chemicals now exist, both natural and synthetic, inspiring researchers in search of medical breakthroughs — and fueling a dangerous trend in recreational use

Climate change is altering the chemistry of wine

Warming, wildfires and unpredictable weather threaten to disrupt the delicate processes that underlie treasured wines. Researchers and producers are innovating to keep ahead.

Champagne bubbles: the science

As you uncork that bottle and raise your glass, take time to toast physics and chemistry along with the New Year

Will glow-in-the-dark materials someday light our cities?

Substances that persistently luminesce are already used in some bike lanes, and in the future could be applied to sidewalks, streets and buildings — saving energy and reducing urban heat

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