How Battery-Based Storage Systems Are Leading More Germans to Opt for Solar Power
The budding popularity of solar panel and battery systems, driven by a drop in lithium-ion battery prices, has thrown a lifeline to Germany's moribund solar sector.
D.C. Considers a Bill Committing to 100 Percent Renewable Energy
The proposed act would require Washington, D.C., to source 100 percent of its electricity from renewable sources by 2032.
Letter From Kathmandu, Nepal: The Omnipresence of Dust
Each time the electricity powers off in Kathmandu, thousands of diesel generators rumble to life, spewing noxious particulate matter, or PM2.5.
A Low-Tech Solution to a Hi-Tech Problem: Trains That Generate Electricity
While others work on improving batteries and turning air compression into an energy-storage solution, the ARES team is re-purposing the simple ideas behind water towers to address a gap in our solar-power infrastructure.
The New Bronze Age: We're Entering the Era of Tough Ore
Worries about oil and gas hog the airwaves. But copper is also essential to keep the world running: It threads through your house, your computer, your eco-correct hybrid car. And it's getting just as difficult, expensive, and environmentally menacing as oil to extract. We have entered the era of tough ore.
Nikola Tesla Would Not Approve of Your Online Viewing Habits
Collectively, we've spent more than 50 years watching the Tesla vs. Thomas Edison rap smackdown that went viral on YouTube.
Germany Unplugs Nuclear Power, Doesn't Plug in Anything Else
Two years after deciding to phase out nuclear power, Germany's government just reported that it is still producing more energy than it needs.
Could the Smart Grid Finally Do Some Good for Consumers?
One small but important study shows that we could save money — and our behavior could change — if we were just given the right information.
Rooftop Solar Power to the People?
Some environmental advocates say the federal government is ignoring the real future of solar energy: photovoltaic cells on almost every roof. But even supporters acknowledge rooftop solar isn't the complete answer to the energy question — yet.