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May 21, 2022 9:00 AM
Steelmaking is a major source of emissions. These companies are racing to fix it.
May 20, 2022 6:00 PM
Featured in alternative energy
Nov 29, 2016
How flushing your toilet could help create biofuel
A new process emulates the way crude oil forms naturally— in only 45 minutes.
Dec 03, 2015
Dreams, Fantasies, and Realities: Inside Honda’s Japanese R&D Lab
Luxury supercars, hydrogen fuel cells, and fully autonomous cars -- in 15 years
Aug 06, 2015
Google Granted Patent For Better Robo Kite Windmill
A drone on a leash gets a safe resting place
Jul 22, 2014
U.K. Supermarket To Run On Electricity Made From Its Own Rotting Food
The joys of anaerobic digestion
Jun 06, 2014
The Engineer Who Proposed Powering The World With A Solar Satellite
Plus, a look at Popular Science's predictions for the future of solar energy in 1972, just as solar-cell research was picking up.
Dec 19, 2013
Green Energy Scheme To Burn Beetle-Infested Trees For Electricity
A U.S. Forest Service program tries to make lemons into lemonade.
Dec 03, 2013
Michelin Invests In Plant-Based Tires
The company is worried about future shortages of a petroleum by-product that's a major ingredient in modern rubber tires.
