
How to Sell Power from Electric Cars Back to the Grid
A consortium sold power from an EV fleet at the University of Delaware for this first time on April 26—and turned a profit

How to Sell Power from Electric Cars Back to the Grid
A consortium sold power from an EV fleet at the University of Delaware for this first time on April 26—and turned a profit

Energy-Harvesting Street Tiles Generate Power from Pavement Pounder
Power for the people takes on a whole new meaning, as the largest installation of Pavegen energy-harvesting tiles to date produces 4.7 kilowatt-hours of energy during the Paris marathon, enough to power a laptop for more than two days


How to Power the World without Fossil Fuels
Mark Jacobson says he can run the planet solely on wind, water and solar energy. First stop: New York State

How the Higgs Boson Might Spell Doom for the Universe
Under the simplest assumptions, the measured mass of the Higgs could mean the universe is unstable and destined to fall apart. But don’t worry—it won’t happen for billions of eons

Water Demands of Coal-Fired Power Drying Up Northern China
The coal industry withdraws 15 percent of China's water, much of it in arid northern China

Coal-Fired Power in India May Cause More Than 100,000 Premature Deaths Annually
A new study puts the cost of coal-fired electricity in India at $4.6 billion

Explosive Power of Combustion Makes Floppy Little Silicone Robot Jump
A simple chemical reaction is used to power a robot's lofty leaps. Applications could be search-and-rescue operations

South Korea Makes Billion-Dollar Bet on Fusion Power
A fusion power demonstration reactor to be built in the 2030s in collaboration with the DoE's Princeton Plasma Physics Lab, represents a step toward commercial use

Mysterious Shaman Stones Uncovered in Panama
An almost 5,000-year-old collection of precious stones may be the earliest evidence of shamanic rituals in Central America

Solar Heat Challenges Photovoltaics as Power Source
Concentrated solar power may surpass photovoltaics as the solar technology of choice because the sun's heat is more easily stored

A Science Teacher Draws the Line at Creation
A science teacher asks if scientists and biblical literalists can get along

Will High Tech Cool a Hot Earth?
Solar engineering and other exceptionally ambitious new technologies to deal with the reality of rising global temperatures come riddled with uncertainties. To illustrate how complex the problem is and what kind of challenges lie ahead, here are three contrasting, and somewhat fantastical, scenarios