But a New York-based company called Afterlife Ag has found a better use for those food scraps. Cofounder Winson Wong says his company collects food waste from restaurants and stores, grinds it down, ...
And Cohen says pumped hydro systems can store more energy and provide power for longer than most batteries, so they could help power companies use more clean energy.
In Denver’s Barnum neighborhood, one city lot has been transformed into what’s known as a food forest. During warm months, trees and bushes teem with fruits like pears and berries, bees buzz by a hive ...
When the sun doesn’t shine and the wind doesn’t blow, humanity still needs power. Researchers are designing new technologies, from reinvented batteries to compressed air and spinning wheels, to keep ...