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NOVA
Secrets in our DNA
Season 48
Episode 1
Some 30 million Americans have sent their DNA to be analyzed by companies like 23andMe and AncestryDNA. But what happens once the sample is in the hands of testing companies, and how accurate are their results? NOVA explores the power of genetic data to reveal family connections, ancestry, and health risks—and even solve criminal cold cases.
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53:32
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53:21
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
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53:20
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53:16
Venture back to the birth of space and time as NOVA probes the mystery of the Big Bang.
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53:16
Take a seat on the ultimate thrill ride as NOVA explores the universe’s strangest objects.
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53:17
Visit exotic worlds orbiting distant suns as NOVA tackles the big question: are we alone?
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53:17
Explore the wonders and mysteries of our galaxy—the giant city of stars we call home.