Energy

New power devices could drastically reduce energy waste

New power devices could drastically reduce energy waste

New design could dramatically cut energy waste in electric vehicles, data centers, and the power grid Power electronics, which do things like modify voltages or...
A new way to store thermal energy

A new way to store thermal energy

MIT researchers create material for a chemical heat “battery” that could release its energy on demand. In large parts of the developing world, people have...
To cut power use, put a price tag on carbon

To cut power use, put a price tag on carbon

New research sheds light on the effectiveness and value of carbon-pricing incentive programs. In a new paper, based on analysis of a 2015 pilot program...
Cuts and dunks don’t stop this new lithium-ion battery

Cuts and dunks don’t stop this new lithium-ion battery

A new bendable lithium-ion battery prototype continues delivering electricity even when cut into pieces, submerged in water, or struck with force. “We are very encouraged...
MIT study helps make microgrids a more reliable power source

MIT study helps make microgrids a more reliable power source

Today, more than 1.3 billion people are living without regular access to power, including more than 300 million in India and 600 million in...
Defects actually give lithium-ion batteries a boost

Defects actually give lithium-ion batteries a boost

Capitalizing on tiny defects can improve electrodes for lithium-ion batteries, new research suggests. In a study on lithium transport in battery cathodes, researchers found that...
Microscopic defects make batteries better

Microscopic defects make batteries better

High-performance electrodes for lithium-ion batteries can be improved by paying closer attention to their defects -- and capitalizing on them, according to Rice University...
The Trump administration is ‘rolling coal

The Trump administration is ‘rolling coal.’ That isn’t a good thing.

The Department of Energy and Federal Energy Regulatory Commission (FERC) are currently debating a rule designed, in part, to subsidize coal-fired power plants that...
Fuel economy worse in fall, winter thanks to higher share of new light trucks sold

Fuel economy worse in fall, winter thanks to higher share of new light trucks...

Fall and winter are a good time to buy a vehicle as dealers clear out inventory from the previous model year but it's also...
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...