Motorizing fibres with geometric zero-energy modes

Physicists and material scientists have succeeded in constructing a motor and an energy storage device from one single component. They used an elastic polymer fibre closed into a ring that was made to rotate on application ...

CloudSat exits the 'A-train'

Mission managers at NASA's Jet Propulsion Laboratory in Pasadena, California, this week lowered the orbit of the nearly 12-year-old CloudSat satellite following the loss of one of its reaction wheels, which control its orientation ...

Dawn observing Ceres; third reaction wheel malfunctions

NASA's Dawn spacecraft is preparing to observe Ceres on April 29 from an "opposition" position, directly between the dwarf planet's mysterious Occator Crater and the sun. This unique geometry may yield new insights about ...

The rise of self-driving cars

Once the stuff of science fiction, self-driving cars may soon be cruising our nation's roadways. Federal and state authorities are rushing to keep up with this rapidly advancing technology. The U.S. Department of Transportation ...

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