Ever heard of Yttrium? It's what's called a 'rare‑earth element', one of seventeen rare‑earth elements.
One of the world's oldest eternal fires gets demystified.
Did toxic tar balls cause the health problems associated with the Chumash people?
An A Moment of Science listener wrote to us: I keep hearing about the hidden costs of fossil fuels like coal. What exactly does it mean? What are hidden costs?
Canadian researchers have found evidence that coal may have contributed to the disaster that killed off the dinosaurs.
You've heard of corn as an alternative fuel but have you heard about Miscanthus?
Nothing will scratch or damage a diamond, while a diamond can scratch any other material on Earth. So what makes them so tough?
Could coal, a carbon-rich fuel, be the key to fixing America's rising gas prices?
Learn about all the chemicals found in rainwater, on this Moment of Science.
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