A 150-million-year-old predatory dinosaur fossil points to evidence that dinosaurs evolving into birds were not the only ones to have feathers.
Mark Cavendish burst into the lead in the final few hundred meters for an exciting end to Stage 6 of the Tour de France. American Tyler Farrar finished second. Tomorrow brings the first mountain stage.
07/09/2010 04:19 pm
Solar energy is all that an experimental plane needed to complete its first 24-hour test flight.
07/08/2010 03:42 pm
Solar power plane is a key step in a historic effort to one day circle the globe using only energy collected from the sun.
07/07/2010 02:04 pm
12/01/2009 12:00 am