As the Pope calls for action on climate change, a growing body of evidence shows that low-latitude countries will feel the heaviest effects of global warming.
Devices produce electricity from spores resting on water’s surface, but practical applications remain distant.
Automakers have begun harvesting batteries for use in stationary energy storage applications.
Rapid industrialization and rising standards of living have made China the world’s top emitter of carbon dioxide. Preventing a runaway increase will require the country to keep per capita emissions at a relatively low level.
Backing from disparate investors such as General Motors and a vacuum maker has given the battery startup Sakti3 an unusual amount of momentum.
Manufactured materials could lead to breakthroughs in batteries, supercapacitors, and eventually carbon-capture systems.
Predicted lithium shortages are leading to novel technologies for recovering the element, now found mostly in salt lakes in South America.
Don’t believe the doomsayers proclaiming the end of the shale oil boom. It’s just getting more efficient.
Giving power companies the ability to invest in electric-vehicle charging infrastructure could bolster the EV market.
Startup Vortex Bladeless makes a turbine that looks intriguing, but it may not solve wind power’s challenges.