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How Uruguay achieved 98% renewable energy | The Optimist Daily
Uruguay's renewable energy success story could be the blueprint for global transition.
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Automakers Urge Trump to Undo One of America’s Biggest CO2 Reductions to Date
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
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New Webinar: How to Photograph the Milky Way, with Babak Tafreshi
Join Sky & Telescope Contributing Photographer Babak Tafreshi for a live webinar to learn the secrets of stunning Milky Way photography.
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The Superrich Have Profited From a Broken System—And Their Money Alone Won’t Fix It
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 sunless underground bunker, you will be the last to die in a dying Earth’s paroxysm of fire and flood.
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Why 10 Daily Tons of Ant Poop Keep This Rainforest Thriving
The 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 species of nest-building ants drops its waste
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Damage, design flaws in Oroville Dam spillway point to lengthy repairs, consultants say
The 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 to repair the structure completely before the next rainy season begins in November. The panel of four engineering consultants, in a recent memo to the…
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How Astrophysicists Found a Black Hole Where No One Else Could
A new method could help scientists peer inside universe’s densest star clusters to find undiscovered black holes
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The Biggest Tree Canopy on the Planet Stretches Across Nearly Five Acres
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
The 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 Gulf Coast.
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Record low sea ice at both poles
Arctic 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 a record low after a warm winter. Combining the Arctic and Antarctic numbers shows that the planet’s global sea ice levels on Feb. 13 were…
