How far can your shoes run?

Research data on the durability of running shoes challenges a common assumption.

Elon Musk posts video of 'electric sled' for tunnel travel

Billionaire entrepreneur Elon Musk on Friday posted video on social media of what he describes as an electric sled speeding through a tunnel, a test of a system he envisions for 3-D networks of underground passages for speeding ...

Researchers harness mysterious Casimir force for tiny devices

Getting something from nothing sounds like a good deal, so for years scientists have been trying to exploit the tiny amount of energy that arises when objects are brought very close together. It's a source of energy so obscure ...

Light-controlled gearbox for nanomachines

Rewarded with a Nobel Prize in Chemistry in 2016, nanomachines provide mechanical work on the smallest of scales. Yet at such small dimensions, molecular motors can complete this work in only one direction. Researchers from ...

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