What did our ancient ancestors sound like? Between approximately 4,500 and 2,500 B.C, the ancestors of much of Europe and Asia once spoke the same mother tongue, a language referred to as Proto-Indo-European, or PIE.
Craft beer production has been gaining a larger share of the beer market over the last decade. People's demand for a high quality, regional product led 17% increase in sales in 2012, and currently provide about 110,000 jobs. This map shows the growth of this industry via several filters.
Aaron Huey's effort to photograph poverty in America led him to the Pine Ridge Indian Reservation, where the struggle of the native Lakota people -- appalling, and largely ignored -- compelled him to refocus.
SAN FRANCISCO (AP) — Companies prospecting for oil off California's coast have used hydraulic fracturing on at least a dozen occasions to force open cracks beneath the seabed, and now regulators are investigating whether the practice should require...