These marine mammals are very hard to observe, but in the past two decades the roughly 20 or so people in the world who study sperm whales have found some compelling evidence of culture among them.
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Do Sperm Whales Have Culture?

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Science

Amid Earth’s fourth global coral bleaching event, a leading expert says tackling climate change is the key to fighting back.
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Corals Are Once Again Bleaching En Masse, but Their Fate Isn’t Sealed

Ahead of a project to spray carbon dioxide into jungle plots, researchers contemplate what its results might signal about the forest’s future.
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A Long-Awaited Climate Experiment Is Poised to Launch in the Amazon. What Will It Find?

After years of delay, researchers are ready to inject carbon dioxide into jungle plots.
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A Singular Climate Experiment Takes Shape in the Amazon

Years in the making, a project in the Amazon rain forest is finally set to determine whether a rise in carbon dioxide could save one of the world’s largest carbon sinks.
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Will the Amazon Help Save the Planet?

Cows and at least one person in the U.S. have been sickened by avian influenza. We asked experts about the risk to humans.
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Do Sperm Whales Have Culture?

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