Australian police hunt killer of giant crocodile

A manhunt has begun for the killer of a giant saltwater crocodile in Australia, as authorities warned its death would trigger more aggressive behaviour among younger crocs in the area. The carcass of a 5.2-metre (17-foot) adult male was found in the Fitzroy River in central Queensland on Thursday with a single gunshot wound to …

Study: Dispersant used to clean 2010 BP oil spill harmed humans

A first-of-its-kind scientific study has determined that the dispersant BP sprayed at the oil gushing from the Deepwater Horizon rig in 2010 harmed human health. The symptoms — coughing, wheezing, skin irritations and burning eyes — tended to last only a little while for most of the people who were cleaning up the spill, said …