Science

  • March 19, 2004   BY Admin 

    Worries that the mercury in certain fish could harm young children prompted the government Friday to issue new guidelines for eating fish. Continue reading

  • March 11, 2004  

    NewsHour essayist Roger Rosenblatt wonders what to make of Mars. Continue reading

  • March 2, 2004  

    NASA announced Tuesday the discovery of evidence that water once existed on the surface of Mars, creating conditions that may have supported life. NASA scientist Jim Garvin explains the findings and implications. Continue reading

  • February 19, 2004  

    The Spirit rover drove into a Martian hollow, while halfway around the planet, its twin dug a trench with one wheel to investigate the soil’s content. Ray Suarez discusses the latest findings with Steve Squyres of Cornell University, principle investigator of the Mars rovers’ scientific instruments. Continue reading

  • February 17, 2004  

    The proposed merger between Cingular and AT&T Wireless may reshape the fiercely competitive cell phone market. Ray Suarez discusses the proposed union between the second and third largest U.S. wireless carriers with industry analyst Charles Golvin of Forrester Research. Continue reading

  • February 16, 2004  

    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 changes at the NIH and their implications for medical research. Continue reading

  • February 12, 2004   BY Admin 

    Researchers in South Korea succeeded in extracting stem cells from a cloned human embryo. Continue reading

  • February 9, 2004   BY Admin 

    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. Continue reading

  • February 3, 2004  

    Pakistani physicist Abdul Qadeer Khan is celebrated as a national hero for creating his country’s atomic bomb, but government sources say the scientist shared his nuclear know-how with Libya, Iran and North Korea. Ian Williams reports on Khan’s central role at the nuclear nexus of Pakistani proliferation. Continue reading

  • January 26, 2004   BY Admin 

    NASA celebrated the successful landing of its second rover, Opportunity, Saturday night on the opposite side of Mars from its twin rover, Spirit. Continue reading