By John Roach

Featured Small Left

Next-Generation Geothermal System Helps Power the Internet

An enhanced geothermal system is sending carbon-free electrons onto the electric power grid in northern Nevada and helping to power the internet.

Iodine Could Fuel Interstellar Travel, Scientist Says

A telecommunications satellite with an iodine-based electric propulsion system has been successfully tested in space.

Iron Age Skis Emerge From Melting Snow

Some 1,300 years ago, a pair of skis were lost or abandoned high on a windswept mountain in southern Norway where patches of snow and ice persist year-round.

Water for Beer on a Hopped-Up Planet

Beer is about 90 percent water. This fact weighed on Rasmus Broge as he mulled an opportunity to help launch the first microbrewery in Greenland.