Scientists spin photons to send light in one direction

(Phys.org) —Researchers at King's College London have achieved previously unseen levels of control over the travelling direction of electromagnetic waves in waveguides. Their ground-breaking results could have far-reaching ...

Chinese New Year fireworks harm health, study finds

This Sunday, people around the world celebrated Chinese New Year with firework displays and sparklers, but new research confirms this tradition could seriously harm peoples health. An international team of scientists have ...

Nanoparticles digging the world's smallest tunnels

The world's smallest tunnels have a width of a few nanometers only. Researchers from Karlsruhe Institute of Technology (KIT) and Rice University, USA, have dug such tunnels into graphite samples. This will allow structuring ...

Metal surface can repel electric charges

(Phys.org)—Metals are known for being good electrical conductors. Due to this property, a stationary electric point charge placed outside a metal will cause the electrons in the metal to redistribute in such a way that ...

A nano end for Christmas tree needles

As Twelfth Night approaches and the Christmas decorations start to look increasingly congruous as the last crumbs of cake are swept away and the remnants of the turkey have finally been consumed, there is the perennial question ...

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