Wildlife smoke may curb movement, sociability of woodpeckers

Human-driven climate change has helped transform many forests into kindling: A 2016 study found that greenhouse-aided warming and drought had more than doubled the area of fire-susceptible forest in the western U.S. since ...

Domesticating plants impacts their microbiome, study finds

New research led by the University of Oxford indicates that human domestication of crops can alter the communities of microorganisms that are associated with plants. Intriguingly, independent domestication events were found ...

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 ...

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