Two scientists' groundbreaking research on worms has earned them the Nobel Prize in medicine. Victor Ambros and Gary Ruvkun uncovered microRNA, tiny molecules that help control what cells do, which could help develop new medicines.
Medellín Mayor Federico Gutiérrez said that the grisly discovery was made in a rural area south of the Colombian capital days after Eric Fernando Gutierrez Molina was reported missing....
The crash involving a Tennessee Department of Transportation dump truck, a Chevrolet Trailblazer and the school bus took place at about noon on Highway 70 in Carroll County, said Maj. Travis Plotzer, ...