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The huge carbon footprint of cement (and what we can do about it)

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Europe prepares for devastating heat wave

How safe are e-cigarettes?

In a first, renewables generated more electricity in the U.S. than coal for a month

The Ozark chestnut, thought to be long gone, is making a comeback

Why some cats hate belly rubs

What's wrong with eating hot dogs, lunch meat and bacon?

Everything you want to know about Lyme disease

10 reasons making music is good for your brain

Huge freshwater aquifer found under the ocean

A new material that's part plastic and part rock is forming on this Portuguese island