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October 15, 2018
A research team has found new evidence that fish rapidly evolved in two phases following the Cretaceous-Paleogene (K/Pg) mass extinction that occurred 66 million years ago....
October 11, 2018
Take a deep breath. About 20 percent of the air that just moved through your mouth or nostrils is oxygen—the gas much of life on Earth needs to survive. If you had taken...
Image: Temperatures on Earth’s surface exhibit “pink noise”—a finding that could explain the global warming hiatus in the first decade of this century.
September 5, 2018
Temperatures on Earth’s surface exhibit “pink noise”—a finding that could explain the global warming hiatus in the first decade of this century. Electronic currents, star...
Heat Map
August 30, 2018
Arctic sea ice isn’t just threatened by the melting of ice around its edges, a new study has found: Warmer water that originated hundreds of miles away has penetrated deep...