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The Harvard genetics professor talks DNA sequencing, raising extinct species from the dead, and going vegan.
Don't blame the polar vortex for this winter's cold weather woes.
The long-time SETI astronomer discusses the search for extraterrestrial intelligence and helping inspire a Carl Sagan novel.
The zoologist attributes his affinity for nature to a childhood of tromping outdoors.
Organic chemistry professor Donna Nelson helps the Emmy-winning series make scientific sense.
The Nobel Prize winner talks about his passion for science and art, where he does his best thinking, and why he likes bow ties.
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