National Science Foundation

Tracing the evolution of forest trees

There are at least 60,000 identified tree species in the world, "but we know next to nothing about how they got here," Elizabeth Stacy says. "Trees form the backbone of our forests, and are ecologically and ...

dateNov 10, 2014 in Ecology
shares0 comments 0

Selling and buying water rights

Trying to sell or buy water rights can be a complicated exercise. First, it takes time and effort for buyers and sellers to find each other, a process that often relies on word-of-mouth, local bulletin boards, ...

dateOct 30, 2014 in Environment
shares0 comments 1

Video: Launching origami into space

Most people who know of origami think of it as the Japanese art of paper folding. Though it began centuries ago, origami became better known to the world in the 20th century when it evolved into a modern ...

dateOct 29, 2014 in Space Exploration
shares0 comments 0