Its decades-long mission accomplished, space shuttle Discovery headed home to retirement after undocking from the International Space Station on Monday for the last time.
An African spurred tortoise (Geochelone sulcata) with two heads and five legs is displayed in Zilina March 7, 2011. The two-headed tortoise, which has been given the two names Magda (left head) and Lenka, is seven weeks old and was born in Slovakia.
India will launch a remote sensing satellite, Resourcesat-2, in April, that will provide information on biophysical and geophysical parameters on the Earth 's surface.
A prototype miniature space shuttle blasted off aboard an unmanned Atlas 5 rocket from Cape Canaveral Air Force Station on Saturday for a demonstration run that could last as long as nine months.
US researchers have successfully used certain microbes to produce biofuels, opening a door to developing cheaper "green" energy.
A rocket carrying the Glory Earth-observing satellite launched on Friday but failed to place the satellite into orbit, sending both plummeting into the Pacific, NASA said on Friday.
After a series of delays, NASA's earth-orbiting satellite Glory is ready for launch from California's Vandenberg Air Force Base
Apparently, fewer American teens and young adults are having sex, according to a federal study which offers numbers but doesn't examine the reasons.
A Chinese senior space technology expert said Thursday that China is expected to launch its first space laboratory before 2016.
Australian doctors on Thursday called on the federal government to provide Australians with mental illness greater access to controversial surgery that places electrodes in a patient's brain while they are awake.
Two US astronauts ventured outside the International Space Station to conduct the second and last spacewalks for space shuttle Discovery' STS-133 mission on Wednesday.
Apple unveiled its next generation iPad at an event in San Francisco.
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