Astrophysicists calculate the likelihood that Earth was exposed to cold harsh interstellar clouds 2 million years ago

Around two million years ago, Earth was a very different place, with our early human ancestors living alongside saber-toothed tigers, mastodons, and enormous rodents. And, depending on where they were, they may have been cold: Earth had fallen into a deep freeze, with multiple ice ages coming and going until about 12,000 years ago. Around two…

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How forecasts of bad weather can drive up your grocery bill

It’s no secret that a warming world will drive food prices higher, a phenomenon increasingly known as “heatflation.” What’s less known, but a growing area of interest among economists and scientists alike, is the role individual extreme weather events — blistering temperatures in Texas, a destructive tornado in Iowa — may have on what U.S….

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