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Environment9396 articles archived since 1845

Human-Powered Subs--Start Your "Engines"

Student submariners gather at the Naval Surface Warfare Center in Maryland to compete in a race that tests their engineering skills—and ability to pedal under water

June 19, 2009 — Larry Greenemeier

Clean Diesel Comes of Age

A new study shows that diesel trucks and buses are spewing far less soot and smog into the air than they did just a few years ago

June 18, 2009 — Marla Cone and Environmental Health News

Earth's Fried Far-Future Postponed

A study in the Proceedings of the National Academy of Sciences adds at least a billion years to the already far-future estimate of when the sun will make Earth too hot to handle. Karen Hopkin reports...

June 16, 2009
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