Can factory chicken really help save the climate?

Stephane Dahirel doesn't exactly say eat chicken and save the planet, but that is what he's hinting at as he opens a shed door on his intensive farm in Brittany, western France.

How much life has ever existed on Earth?

All organisms are made of living cells. While it is difficult to pinpoint exactly when the first cells came to exist, geologists' best estimates suggest at least as early as 3.8 billion years ago. But how much life has inhabited ...

New technique could make modeling molecules much easier

Much like the humans that created them, computers find physics hard, but quantum mechanics even harder. But a new technique created by three University of Chicago scientists allows computers to simulate certain challenging ...

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