Energy & Green Tech

An effective and low-cost solution for storing solar energy

How can we store solar energy for period when the sun doesn't shine? One solution is to convert it into hydrogen through water electrolysis. The idea is to use the electrical current produced by a solar panel to 'split' water ...

Energy & Green Tech

Insect eyes inspire new solar cell design

Packing tiny solar cells together, like micro-lenses in the compound eye of an insect, could pave the way to a new generation of advanced photovoltaics, say Stanford University scientists.

Energy & Green Tech

Researchers demonstrate 120-kilowatt wireless charging for vehicles

Researchers at the Department of Energy's Oak Ridge National Laboratory have demonstrated a 120-kilowatt wireless charging system for vehicles—providing six times the power of previous ORNL technology and a big step toward ...

Engineering

New window insulation blocks heat, but not your view

Physicists at the University of Colorado Boulder have designed a new material for insulating windows that could improve the energy efficiency of buildings worldwide—and it works a bit like a high-tech version of Bubble Wrap.

Energy & Green Tech

A rechargeable battery made from food

A team of researchers at the Istituto Italiano di Tecnologia (IIT-Italian Institute of Technology) has created a totally edible and rechargeable battery, starting from materials that are normally consumed as part of our daily ...

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