An interview with futurist Ray Kurzweil on the possibility of bringing back the dead.
People worldwide celebrated Charles Darwin, the "father of evolution's" 200th birthday this week, honoring his extraordinary impact on science and history. Analysts discuss the man, his legacy and the ongoing debates raging over his core theories.
Student participants in the 2008 International Genetically Engineered Machine Competition crafted biological "machines," or living organisms, using original combinations of DNA and other organic material to help tackle environmental and health problems. Tom Bearden reports.
By PBS NewsHour
The Florida Board of Education has approved new science standards that explicitly include the word 'evolution' for the first time, but last-minute revisions kindled controversy over religious and political tinkering in the science classroom.
Researchers have made new discoveries about genetic complexity by decoding one man's DNA. Geneticist Craig Venter, whose DNA was decoded, talks about the significance of the findings.
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