Low-power version of Bluetooth coming for watches

(AP) -- A new version of the Bluetooth wireless technology could expand what can be done by watches, toys, home sensors, medical monitors and other devices that typically have been limited in their functions because they ...

The science of sculpture, nano-style

(Phys.org) —The next breakthrough in highly efficient battery technologies and solar cells may very well be nanoscopic crystals of silicon assembled like skyscrapers on wafer-scale substrates. An important route for growth ...

A cost and resource analysis of sodium-ion batteries

Lithium and cobalt are fundamental components of lithium-ion batteries. Analysis by researchers at the Helmholtz Institute Ulm (HIU) of the Karlsruhe Institute of Technology (KIT) shows that the availability of both elements ...

Philippines gives green-light to electric tricycles

The Philippines is to roll out 100,000 electric tricycles in an effort to replace the petrol-powered ones that currently ply its cities, one of the project's financiers said Tuesday.

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