Lea Terhune
Turning plants into fuel
Four U.S. research centers are developing technologies that can turn certain plants — such as switchgrass, poplar or sorghum — into biofuels.
An ‘Ace’ up the sleeve of the Harlem Globetrotters [video]
The Harlem Globetrotters have wowed fans with comic basketball feats for decades. They also do a lot of good — like helping to stop bullying.
Japanese woodblock prints online — and free
The most recent gift from the U.S. Library of Congress to the world is a collection of more than 2,500 stunning Japanese woodblock prints.
In pictures: America’s love affair with the World’s Fair
For years, crowds have flocked to world's fairs to see the latest inventions and have a good time. See the history of U.S. world's fairs in pictures!
U.S. researchers create ‘instantly rechargeable’ battery
A breakthrough battery has been developed that could change how we power our electric vehicles and help improve energy security around the world.
5 myths about wind energy
Wind energy has come a long way. Today it's more efficient and cheaper than ever. What do you think you know about wind energy that isn't true?
This simple product keeps buildings cool
The rural town !Kheis in South Africa is cooler than ever before with a simple, energy-efficient technology to keep buildings cool.
Everything is big in Texas, including wind power
It only took a few years — and good planning — to make big oil producer Texas the leader in U.S. wind energy.
‘Bark ranger’ helps park rangers keep animals and people safe
Gracie the border collie brings a special skill set to Glacier National Park: keeping the wildlife living in the park safe from their visitors.