As many as 12 people were killed and 75 injured Friday afternoon when a plane taking part in the Reno Air Races crashed into a spectator seating area, according to preliminary reports.
Ten people were killed on Tuesday when an Guatemalan Air Force helicopter crashed in northern Guatemala after being sent to help with another helicopter crash in the region, defense officials said. There were no survivors.
The first US city to receive scheduled Boeing 787 service got a sneak peek at the new state-of-the art jet Sunday morning as Boeing's Dream Tour flew in to Boston.
A look back at the launch of the first communications satellite, Space Shuttle Enterprise's first test flight, and the Japan Airlines Flight 123 disaster.