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Biofuel groups envision ethanol-powered jets. But fueling the effort has not been easy
WCBD-TV Charleston· 4 days agoMENOKEN, N.D. (AP) — Some day, the passenger jets that soar 35,000 feet (10.6 kilometers) over Dan...
Worried about summer slide? Spark young minds with science
Tallahassee Democrat via Yahoo News· 1 day agoMeanwhile, reptiles are often misunderstood and feared, likely due to their secretive nature and the...