Scientists Discover Largest Black Hole Ever
There are black holes, and then there are huge black holes. Astronomers have found the largest black hole ever discovered, with a mass more than 17 billion times that of the sun. The new black hole is...
View ArticleGeoengineering: A real weapon against climate change?
A recent National Research Agency report says that geoengineering deserves stronger consideration as a strategy to combat climate change. The report emphasizes that carbon emissions must be reduced,...
View ArticleBefore Flint: How Ancient Civilizations Maintained Their Drinking Water
The devastating failure of multiple government officials and agencies to provide safe drinking water for residents in Flint, Michigan, reflects the fundamental importance of controlling our cities’...
View ArticleThe Internet Before the Internet: Paul Otlet’s Mundaneum
More than a century ago, Belgian information activist Paul Otlet envisioned a universal compilation of knowledge and the technology to make it globally available. He foresaw, in other words, some of...
View ArticleSolar Panels Get Small. Real Small.
Solar panels keep getting lighter and thinner. Now, MIT researchers have created a solar panel so light and thin that it can rest on a soap bubble without popping it. The key is an improved...
View ArticleThe Mysterious Ocean of Enceladus
Saturn’s moon Enceladus has a secret. For some years, scientists have been convinced that there is a liquid ocean hiding inside the frozen moon. This isn’t necessarily unheard of—subsurface oceans are...
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What Did Manhattan Look Like in 1609?
“Suburbia is where they cut down the trees and name the streets after them,” runs the bumper-sticker-friendly Bill Vaughn quote. But Vaughn’s wry cynicism masks a sobering reality: Our day-to-day...
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