By John Roach

Climate Change

AI Can Help Focus Climate Models on Local Threats, Scientists Say

Scientists are harnessing advances in computer technology and artificial intelligence to build climate models that provide useful information at the scale of homes, neighborhoods and businesses.

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.

Ancient Barley Could Help Farmers Adapt to Changing Climate

DNA has been recovered from an ancient form of barley that persisted for more than 3,000 years and the tastes of five civilizations in Egypt's upper Nile.