2002
DECEMBER
December 27, 2002
The Cloning Debate
Betty Ann Bowser reports on a company called Clonaid that claims to have produced the world's first cloned human being.

December 25, 2002
How We See
Tom Bearden reports on the work of Dr. Dale Purves, who believes that vision is a learned experience and that observers see what a visual scene typically signified in the past, rather than what it actually is in the present.

December 18, 2002
Treating Hypertension
Ray Suarez discusses a study on the treatment of hypertension with Dr. Paul Whelton, professor of epidemiology and medicine at Tulane University.

OCTOBER
October 9, 2002
Nobel Prize for Chemistry
Margaret Warner speaks with John Fenn, one of the winners of the Nobel Prize in chemistry and a research professor of chemistry and engineering at Virginia Commonwealth University in Richmond.

October 8, 2002
Nobel Prize
Ray Suarez speaks with Riccardo Giacconi, one of the winners of the Nobel Prize for physics.

AUGUST
August 20, 2002
Fantastic Voyage
Gwen Ifill looks back on the Voyager spacecraft, which turns 25 Tuesday, with Jay Bergstralh, who worked on the Voyager mission during its first years and is now associate director of the solar system exploration division at NASA.

MAY
May 27, 2002
Young Scientists
John Merrow takes a final look in his series on high school science students competing in the Intel International Science and Engineering Fair.

May 2, 2002
Young Scientists
John Merrow presents the third part of his series on high school science students.

MARCH
March 6, 2002
Invitro Risks
Gwen Ifill talks to health correspondent Susan Dentzer about new research indicating that babies conceived through assisted means are more likely to suffer birth defects and have low birth weights.

FEBRUARY
February 5, 2002
Young Scientists
In the second installment of his series on high school science students, education correspondent John Merrow reports on a high-stakes science competitions.

JANUARY
January 4, 2002
Detecting Anthrax
Elizabeth Brackett of WTTW-Chicago reports on efforts to develop an anthrax detector.