"Multiple companies and work teams" contributed to the explosion aboard a Gulf oil rig that unleashed the worst oil spill in U.S. history, BP's internal investigation finds. FULL STORY
Niko Mushi hated rats, as did most people in his village near Tanzania's Mt. Kilimanjaro -- until he learned they had a nose for land mines. A former teacher, Mushi now puts the rodents to work in war-scarred Mozambique. FULL STORY
Loading weather data ...