Climate Central — During the early 1200s, Genghis Khan and his Mongol warriors swept across much of Asia, massacring populations wholesale — by one estimate killing 40 million in just 20 years. Historians have long thought that part of their motivation for expansion had to do with climate. A new analysis in Proceedings of the National Academy of Sciences argues that this theory is literally all wet.
A terrorist attack on the U.S. power grid could be more destructive than superstorm Sandy, possibly costing hundreds of billions of dollars and leading to thousands of deaths, the National Academy of Sciences said.
Climate Central — Painting building roofs white could cool some major cities baking in the intensifying heat of a changing climate. How much benefits white roofs could bring depend on the region of the country they’re installed in and the season, new research shows.
The U.S. National Academy of Sciences would investigate how violent video games and programs affect children under a bill introduced in Congress in the wake of the deadly school shooting in Newtown, Connecticut.