A suicide bomber dressed as a student killed at least 48 people, most of them students, and injured 79 others at a school assembly in the northeastern Nigerian town of Potiskum on Monday, a hospital official said.
Oscar winning actor Robin Williams' death in August has been officially ruled a suicide, Marin County authorities said on Friday following an investigation and toxicology tests on the comedian's body.
The U.S. Department of Agriculture on Friday approved the first genetically modified potato for commercial planting in the United States, a move likely to draw the ire of groups opposed to artificial manipulation of foods.