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Smartphones will soon be able to share power by touching other devices

Trees go to 'sleep' at night, new study shows

Video reveals amazing secret of spider silk

New form of light discovered with new quantum states

Philadelphia's parks are getting the Google Street View treatment

Goodbye glass, hello see-through wood

How are there ghost ships in modern times?

Amsterdam to appoint world's first bike mayor

Drones converge on Mount Fuji for a mesmerizing dance party

Birds are teaching robots how to fly better