In a DARPA-sponsored contest, experts from industry and academia debut robots that could save our butts from climate disaster.
Mark Moody-Stuart also says the world just isn't moving fast enough in the fight against climate change.
Air travel is the largest unregulated source of carbon pollution in the U.S. -- but not for long.
The key: Making room for bikes, buses, and other mass transit, and no new concessions for cars.
Bolt Threads wants to make spider silk clothing using genetically engineered yeast.
More than half of the money will go toward wind and solar power, and the rest will help poor countries adapt to climate change.
The controversial material is still found in a lot of canned foods. So which brands are safe?
Fracking companies are getting less "Wild West" and more West Coast Silicon Valley, thanks to new tech tools.
Jim Justice, owner of the largest privately held coal company east of the Mississippi, certainly won't be joining the so-called "war on coal."