NOVA.

NOVA

Secrets in Our DNA

The value of DNA testing and the risks of entrusting this private data to commercial enterprises and online databases. (60 minutes)

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UPCOMING EPISODES

Tue, 12/16 at 6:00 pm on Austin PBS WORLD

Ice Age Footprints

A look at what thousands of prehistoric footprints in New Mexico's White Sands National Park might reveal about the peopling of the Americas. (60 minutes)

Tue, 12/16 at 11:00 pm on Austin PBS WORLD

Ice Age Footprints

A look at what thousands of prehistoric footprints in New Mexico's White Sands National Park might reveal about the peopling of the Americas. (60 minutes)

Wed, 12/17 at 7:00 am on Austin PBS WORLD

Ice Age Footprints

A look at what thousands of prehistoric footprints in New Mexico's White Sands National Park might reveal about the peopling of the Americas. (60 minutes)

Wed, 12/17 at 8:00 pm on Austin PBS HDTV

Polar Extremes

Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. (120 minutes)

Thu, 12/18 at 1:30 am on Austin PBS HDTV

Polar Extremes

Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. (120 minutes)

Sun, 12/21 at 2:00 am on Austin PBS HDTV

Polar Extremes

Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. (120 minutes)

Sun, 12/21 at 2:55 pm on Austin PBS HDTV

Polar Extremes

Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. (120 minutes)

Tue, 12/23 at 6:00 pm on Austin PBS WORLD

Polar Extremes

Paleontologist Kirk Johnson explores the polar extremes of the planet, including miles-high ice sheets and warm polar forests brimming with life. (120 minutes)