Energy & Green Tech

The power of footfall: Harvesting energy from human traffic

For many years wind power, solar power, tidal power and many other sustainable solutions to electricity generation have been in place. But, what about harvesting the energy of human traffic on city streets and other environments?

Energy & Green Tech

Why aren't there electric airplanes yet?

As electric cars and trucks appear increasingly on U.S. highways, it raises the question: When will commercially viable electric vehicles take to the skies? There are a number of ambitious efforts to build electric-powered ...

Energy & Green Tech

A natural gas bridge to net zero?

Destenie Nock, an assistant professor of civil and environmental engineering and engineering and public policy in Carnegie Mellon University's College of Engineering, has co-authored a study that helps illuminate the future ...

page 12 from 22