Footsteps could power mobile devices

When you're on the go and your smartphone battery is low, in the not-so-distant future, you could charge it simply by plugging it into … your shoe.

New diamond laser 20 times more powerful

Researchers from the MQ Photonics Research Centre joined with fiber laser experts from the Fraunhofer Institute for Applied Optics and Precision Engineering in Jena, Germany to demonstrate a diamond laser 20 times more powerful ...

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