Ten-engine electric plane prototype takes off

A team at NASA's Langley Research Center is developing a concept of a battery-powered plane that has 10 engines and can take off like a helicopter and fly efficiently like an aircraft. The prototype, called Greased Lightning ...

'Belty' offers tech solution to weighty problem

Wearable tech can sometimes cut right to the chase: that's the case with "Belty," a smart belt unveiled at the Consumer Electronics Show which aims to help people lose weight.

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