The waste heat in cement production can drive technologies that can grab at least 30 percent of a plant’s carbon dioxide emissions.
Startup Alphabet Energy has its first product: what it says is the world’s largest thermoelectric generator.
A Columbia scientist and his startup think they have a plan to save the world. Now they have to convince the rest of us.
A coal plant in Saskatchewan will capture most of its carbon pollution—and use it to extract oil from the ground.
A new fuel rod design will be tested in a full-size reactor, but some worry it could bring fresh safety problems.
A simple, cheap device turns sunlight into hydrogen fuel.
A new study says the population could hit 12 billion by 2100, though it doesn’t take into account the effects of climate change, food shortages, disease, or conflict.
A faster enzyme for turning CO2 into sugar is a key step toward much higher crop yields.
A soft, lightweight exoskeleton developed at Harvard applies assistive force without interfering with a person’s normal gait.
A California factory recently built by Japanese-German firm DMG Mori Seiki makes the case for the future of U.S. advanced manufacturing.