AP - A 22-gun British warship that sank during the American Revolution and has long been regarded as one of the "Holy Grail" shipwrecks in the Great Lakes has been discovered at the bottom of Lake Ontario, astonishingly well-preserved in the cold, deep water, explorers announced Friday.

AP - The weather looked favorable for space shuttle Discovery to return to Earth Saturday after a two-week mission in which it delivered a new Japanese lab to the international space station.

AFP - A senior US official on Friday urged countries to remove barriers to the use of biotechnology and other innovations that would increase food production at a time of crisis.

AFP - Astronauts on the space shuttle Discovery spotted an unidentified object floating behind the craft as well as a bump on the shuttle rudder on Friday but neither was cause for concern, NASA said.

AFP - Rising flood waters swamped the river city of Cedar Rapids, Iowa Friday, forcing residents to flee their homes, and officials to abandon city hall amid a crisis that has left 15 people dead.

AP - A Dutch woman who was the oldest person in the world when she died at age 115 in 2005 appeared sharp right up to the end, joking that pickled herring was the secret to her longevity.

AP - A metal clip fell from Discovery's brakes on Friday but NASA said it won't delay the space shuttle's scheduled landing on Saturday.

Reuters - Some unethical Web sites and clinics are offering "snake oil" treatments that claim to provide cures using stem cells but are at best raising false hopes, stem cell experts said on Thursday.

AP - First came the shock, then the grief. As dozens of people injured in a tornado at an Iowa Boy Scout camp recovered, families and friends tried to make sense of the deaths of four teenage Scouts who had gone to the elite camp to learn how to be leaders.