Dr. Elias Zerhouni, director of the N.I.H., is spearheading efforts to speed up the time it takes for laboratory discoveries to be translated into new medical treatments and drugs. Susan Dentzer talks to Zerhouni and other researchers about the proposed…
By PBS NewsHour
Researchers in South Korea succeeded in extracting stem cells from a cloned human embryo.
NASA's robotic rover, fully recovered from computer problems that plagued it for more than two weeks, drilled into a Martian rock over the weekend in search of evidence that water once flowed on the arid planet.
NASA celebrated the successful landing of its second rover, Opportunity, Saturday night on the opposite side of Mars from its twin rover, Spirit.
The NASA rover Opportunity landed in a shallow crater on Mars over the weekend and transmitted back images of a smooth red surface punctured with bedrock outcroppings. Ray Suarez discusses the mission and its findings with Orlando Figueroa, director of…
Europe's Mars orbiter has found the most direct evidence yet of water in the form of ice in the south polar cap of Mars, the European Space Agency announced Friday.
NASA's rover Spirit has failed to transmit data from Mars for more than 24 hours in what mission scientists thought at first was a weather-related interruption but now believe could be a serious hardware or software problem.
NASA scientists have not received any transmissions from their Martian rover Spirit in over 24 hours. Jeffrey Brown discusses this setback with Charles Elachi, director of the NASA Jet Propulsion Laboratory in Pasadena, Calif.
By PBS NewsHour
NASA has said it will no longer service the Hubble Space Telescope, which has been relaying spectacular images of celestial objects from its orbital vantage point for more than ten years.
Nearly two weeks after its arrival on Mars, the robotic rover Spirit rolled off its landing platform Thursday for its first trip onto Martian soil.
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