Researchers find potential new source of rare earth elements

Researchers have found a possible new source of rare earth elements—phosphate rock waste—and an environmentally friendly way to get them out, according to a study published in the Journal of Chemical Thermodynamics.

Using bacteria to create a water filter that kills bacteria

More than one in 10 people in the world lack basic drinking water access, and by 2025, half of the world's population will be living in water-stressed areas, which is why access to clean water is one of the National Academy ...

Scientists say cost of capturing CO2 declining

Technology now in limited use removes about 90 percent of carbon dioxide from the smokestacks of coal-fired power plants, but energy experts say cost remains the chief obstacle to bringing the "clean coal" touted by President ...

Historic Solar Impulse team planning drone

Circling the globe in an aircraft that used no fuel would be enough for some to rest on their laurels, but the pilots of Solar Impulse 2 on Monday spoke of their new project.

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