The northern lights, or the aurora borealis, puts on a breathtaking show in Kiruna, Sweden, March 1, 2011.
The H1N1 swine flu virus is compatible with a bird flu virus that is endemic in poultry in Asia and they can produce hybrid viruses packed with greater killing power.
The Pentagon has poured millions of dollars into the development of tiny drones inspired by biology -- including the hummingbird -- each equipped with video and audio equipment.
Space shuttle Discovery arrived at the International Space Station on Saturday, making its final visit before being parked at a museum.
The world's first robot marathon is under way in western Japan, with five two-legged participants racing on an indoor track.
It is in both China and the US' s best interest to collaborate and have strategic alliance in developing clean energy, said a US expert on Thursday in Chicago.
Space shuttle Discovery blasted off for the last time on Thursday, carrying six astronauts and a load of supplies, spare parts and a robot for the International Space Station.
Google Inc. asked a Swiss court Thursday to lift curbs on its Street View service that have prevented the Internet search giant from updating the popular ground-level pictures in Switzerland for more than a year.
The launch of a Russian Soyuz carrier rocket with a navigation satellite, Glonass-K due, has had its Thursday launch postponed 24 hours for technical reasons.
NASA announced on Wednesday that it has postponed the launch of its Glory Mission spacecraft from California's Vandenberg Air Force Base due to technical problems.
Just weeks before the first man shot into outer space in 1961, the Soviets launched a dress rehearsal with a duplicate of the space capsule carrying a cosmonaut mannequin and a live dog.
The threat is all too real, experts say: foreign insects introduced in an area with no natural defenses with the aim of destabilizing the economy, food supply or both.