News tagged with flow

Go with the flow

Two farmers plant alfalfa. One doesn't worry about his water supply; he can use as much as he wants on his crop. The other also can use all the water he wants, but he has to pay a tax on it. Who is likely ...

Aug 20, 2013 5 / 5 (1) 3

Deep Earth heat surprise

The key to understanding Earth's evolution is to look at how heat is conducted in the deep lower mantle—a region some 400 to 1,800 miles (660 to 2,900 kilometers) below the surface. Researchers at the Carnegie ...

Aug 09, 2013 4.3 / 5 (11) 0 | with audio podcast