Scientists once thought spherical stones found in South Africa were used as tools, but now there’s evidence they were actually weapons for defense and hunting.
Scientists say recent work to unravel the mysteries of the Atlantic jet stream could pay off with better long-term forecasts of summer weather.
From 2003 to 2009, Camp Bucca was a detention facility used by the U.S. military to house prisoners from the Iraq War. As early as 2004, news reports surfaced that the camp was the site of prisoner abuse and torture. Some military experts have linked this abuse and torture to the formation of the Islamic State, or ISIS, group.