"For the first time, a chemical essential for the creation of plastic on Earth has been found in a far-off part of the solar system: Saturn's largest Titan. The discovery, made by NASA's Cassini spacecraft currently orbiting Saturn, found that the atmosphere of Titan contains propylene, a key ingredient of plastic containers, car bumpers and other everyday items on Earth. NASA scientists announced the discovery with a video describing the propylene find on Titan."
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Washington began bracing for a prolonged government shutdown on Tuesday, with House Republicans continuing to demand that the nation's new health-care law be delayed or repealed and President Obama and the Democrats refusing to give in. |
