Reuters - Shuttle Endeavour astronauts working outside the orbiting International Space Station faced glitches during a second spacewalk on Thursday, as one astronaut experienced high carbon-dioxide levels after his crew mate lost a tool bag on the mission's first spacewalk.

Reuters - A farmer in northern China found guilty of doctoring photos of an endangered tiger after collecting a cash reward from wildlife authorities, has been handed a lighter sentence on appeal, local media said on Tuesday.

AP - Researchers said Thursday they have identified the remains of Nicolaus Copernicus by comparing DNA from a skeleton and hair retrieved from one of the 16th-century astronomer's books. The findings could put an end to centuries of speculation about the exact resting spot of Copernicus, a priest and astronomer whose theories identified the Sun, not the Earth, as the center of the universe.