Twelve automakers sacrifice the future by urging Pres. Trump to lower fuel-economy standards, which might be the single largest CO2 reduction in U.S. history
SCIENCE
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Join Sky & Telescope Contributing Photographer Babak Tafreshi for a live webinar to learn the secrets of stunning Milky Way photography.
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Giving back requires humility. It will be a true test of learning new skills. Congratulations, you won—you are the last and richest person on Earth. In the security of your…
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Why 10 Daily Tons of Ant Poop Keep This Rainforest Thriving
March 23, 2017The soil in the rainforests of Barro Colorado is packed with nutrients, but where does it come from? The answer lies high up in the canopy, where a remarkable, prolific…
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Damage, design flaws in Oroville Dam spillway point to lengthy repairs, consultants say
March 23, 2017The main spillway at Oroville Dam is riddled with design flaws and so badly damaged that an independent panel of experts hired by the state has concluded it’s probably impossible…
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A new method could help scientists peer inside universe’s densest star clusters to find undiscovered black holes
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In remote India, a visit to Thimmamma Marrimanu offers a spectacular lesson in the vital coexistence of living things
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No surprise. State Department will approve construction of Keystone XL pipeline, probably on Monday
March 23, 2017The move by the State Department comes 16 months after Obama blocked construction of the 1,200-mile pipeline, which would ship crude from Canada’s western oil-sands region to refineries on the…
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Record low sea ice at both poles
March 23, 2017Arctic sea ice reached its annual wintertime maximum extent, according to scientists at the NASA-supported National Snow and Ice Data Center (NSIDC) and NASA. The Arctic sea ice extent set…
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This week, the largest renewable energy project built in the U.S. through an alliance of diverse buyers reached commercial operation.