After eight years spent studying a 1.8-million-year-old skull uncovered in the republic of Georgia, scientists have made a discovery that may rewrite the evolutionary history of our human genus Homo.
It would be a simpler story with fewer ancestral species. Early, diverse fossils — those currently recognized as coming from distinct species like Homo habilis, Homo erectus and others — may actually represent variation among members of a single, evolving lineage.




Nearly 30 million people are living in slavery across the globe, many of them men, women and children trafficked by gangs for sex work and unskilled labor, according to a global slavery index released on Thursday.
Only about eight percent of sales from pink NFL merchandise goes toward cancer research.
It was an innocuous e-mail, one of millions sent every day by spouses with updates on the situation at home. But this one was of particular interest to the National Security Agency, and contained clues that put the sender’s husband in the cross hairs of a CIA drone.
On Sandra Brown's 45-acre farm in Greene County, located in the very southwest corner of Pennsylvania, it's a great time to be selling organic beef.
The number of deaths in the war in Iraq is nearing a half-million people, a collaborative study by U.S. Canadian and Iraqi researchers found.





























