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Vast deposits of rare earth and critical minerals found in Afghanistan by U.S. geologists under military cover could solve world shortages and get the country off opium and out from under Taliban control. Photos show their gutsy excursions
Geologists actually mapping the country's mineral bounty suspect its prime cache of coveted rare earth elements is considerably larger than the latest estimate lets on
Geologists say newfound deposits in the embattled country could fulfill the world's desire for rare earth and critical minerals and end opium's local stranglehold in the process
Natural challenges add to concern about Taliban interference
Rocks on a remote Norwegian island in the Arctic Ocean may offer fresh insights into previous worldwide climate change episodes
New fish farms out at sea, and cleaner operations along the shore, could provide the world with a rich supply of much needed protein
Icelandic eruptions, oil spills, deadly heat: NASA's Terra satellite has captured spectacular views of such dramatic events, documenting our planet's ever-changing visage since the satellite's five sensors saw "first light" 10 years ago
Did asteroid strikes during the earth's youth spawn the earliest fragments of today's landmasses?
From solar power to powering our planet with garbage, Scientific American explores ideas that would improve our planet
The melting Arctic is releasing vast quantities of methane. How big is this greenhouse threat? What can be done?
A new report citing drawbacks of the corn ethanol craze casts a pall over the centennial of a Nobel Prize-winning discovery that transformed global food production
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