AP - With the government set to allow food from cloned animals onto the market — and consumers not yet convinced it's safe — meat and dairy producers are promoting an industry-led system to track cloned livestock.

AP - In the face of U.S. opposition, the U.N. chief said Wednesday guidelines on greenhouse gas emissions cuts favored by Europe and developing countries may be "too ambitious" to include in a final statement on climate change.

AP - NASA asked its orbiting astronauts Monday to take a closer look at the gears that control the international space station's solar wings to try to find out what's grinding inside and causing steel chips to clog the system.

AFP - US astronauts completed the second of five spacewalks Sunday, shifting around a key piece of equipment but also finding a problem with mechanisms supporting an energy unit at the International Space Station.

AP - Shuttle Discovery chased the international space station in orbit Wednesday as its seven astronauts geared up for a laser inspection of their ship's wings.

AP - Pope Benedict XVI appealed Thursday to South Koreans' "inherent moral sensibility" to reject embryonic stem cell research and human cloning after the country decided to let embryonic stem cell research resume.