Energy

Electricity from shale gas vs. coal

Electricity from shale gas vs. coal: Lifetime toxic releases from coal much higher

Despite widespread concern about potential human health impacts from hydraulic fracturing, the lifetime toxic chemical releases associated with coal-generated electricity are 10 to 100...
To generate more solar power, put this material on glass

To generate more solar power, put this material on glass

Transparent solar materials on windows could gather as much energy as bulkier rooftop solar units, say researchers. Widespread use of such highly transparent solar applications,...
Rapid cellphone charging getting closer to reality

Rapid cellphone charging getting closer to reality

The ability to charge cellphones in seconds is one step closer after researchers at the University of Waterloo used nanotechnology to significantly improve energy-storage...
Transparent solar technology represents 'wave of the future'

Transparent solar technology represents ‘wave of the future’

See-through solar materials that can be applied to windows represent a massive source of untapped energy and could harvest as much power as bigger,...
A new way to harness wasted methane

A new way to harness wasted methane

Methane gas, a vast natural resource, is often disposed of through burning, but new research by scientists at MIT could make it easier to...
On the road to fire-free, lithium-ion batteries made with asphalt

On the road to fire-free, lithium-ion batteries made with asphalt

Lithium-ion batteries can be found in everything from cell phones to hoverboards, but these power sources have recently made headlines for the fires they...
Future of energy Efficiency

Future of energy: Efficiency

In the past few decades, improvements in energy efficiency in our homes, buildings and cars have significantly reduced carbon emissions by cutting demand. In addition...
Will metal supplies limit battery expansion

Will metal supplies limit battery expansion?

The dramatic rise in production of electric vehicles, coupled with expected growth in the use of grid-connected battery systems for storing electricity from renewable...
Organic inorganic sulfur may be key for safe rechargeable lithium batteries

Organic/inorganic sulfur may be key for safe rechargeable lithium batteries

We have come a long way from leaky sulfur-acid automobile batteries, but modern lithium batteries still have some down sides. Now a team of Penn...
Sodium-based batteries more cost-effective than lithium

Sodium-based batteries more cost-effective than lithium

A Stanford battery based on sodium may offer more cost-effective storage than lithium As a warming world moves from fossil fuels toward renewable solar and...