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Renewables
A move away from offshore oil and gas drilling
President Obama moved to solidify his environmental legacy by withdrawing hundreds of millions of acres of…
The bigger, the better, for solar power storage
It would be a lot easier to expand our use of solar and wind energy if we had better ways to store the large…
Renewable energy from centuries-old mine
An ambitious group of engineers sees the shafts in Mineville as a new way to provide a steady flow of electricity…
Graphene quantum dots recycle carbon dioxide
Rather than release waste carbon dioxide into the atmosphere or bury it underground, graphene quantum dots may…
Exciton binding energy is the key for efficient solar cells
The golden ticket for successful solar cell technology is efficiency: the amount of sunlight a solar cell can…
Turning renewable energy into natural gas
For wider adoption of wind and solar power, one of the biggest challenges is how to store the excess energy they…
Highly efficient solar cells inspired by plants
To make a key discovery that could help make solar cells more efficient, a University of California, Riverside…
Thousands of ultra-fast charging sites for electric cars planned
To boost mainstream acceptance of electric cars, top carmakers in Germany have agreed to jointly invest in…
Tesla’s SolarCity sets example for the world
To celebrate its $2.6bn acquisition of SolarCity, Tesla has announced a major solar energy project: wiring up the…
From-farm-to-fork: A Thanksgiving turkey tale
The carbon footprint of a typical Thanksgiving feast - roasted turkey stuffed with sausage and apples, green bean…