Ion drive space engine used on aircraft for first time

Imagine an aircraft engine that has no moving parts, produces no harmful exhaust and makes no noise. That's what researchers at the Massachusetts Institute of Technology (MIT) in the US have created by adapting a technology ...

When solar-powered drones meet Arctic glaciers

Solar-powered flying platforms have yet to prove their real-world applicability outside of targeted demonstrations. Monitoring glaciers in polar regions is in pole position to become a primary application, as the midnight ...

Solar Impulse beats new record, but pilot 'tired'

A solar-powered aircraft flying from Japan to Hawaii on the most perilous leg of a round-the-globe bid has beaten the record for the longest solo flight, organizers said Thursday.

Solar Impulse reaches half way in Japan-US leg

A solar-powered aircraft flying between Japan and Hawaii as part of a round-the-world bid passed the halfway point of the perilous Pacific Ocean crossing Wednesday, and smashed its own endurance record.

Solar Impulse facing 'moment of truth' in Japan

An ambitious attempt to circumnavigate the globe in a solar-powered plane is facing a "moment of truth" after two weeks of bad weather that have left it stuck in Japan, its pilot said Tuesday.

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