Do you keep putting things off? You might take some comfort in knowing that about 20 percent of adults and 50 percent o…
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Dongral Ryu, a professor of hydrology at the University of Melbourne, and his colleague Ki-Won So report that global warming has sharply reduced the amount of water available worldwide, especially…
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The Moon’s temperature, like Earth’s, changes depending on whether sunlight is hitting its surface. But the swings are much larger than on our planet. “The temperature wildly fluctuates from extremely…
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Science & Technology
Elon Musk’s plan to put a million people on Mars could wreck the search for life
Recently, SpaceX CEO Elon Musk made a striking claim: that in 30 years a million people will be living on Mars. Not all scientists agree. Building a city of that…
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The runner of a hydraulic turbine — the component found in every hydroelectric power plant — is not just bulky; it’s highly complex. The history of how the runner was…
