the-meaning-of-dog-barks

Listen to a variety of dog barks—from woofs to whines—and try to interpret their meaning. Produced by WGBH/Nova.

DeepTimeTHUMB

Explore 4 billion years of life on Earth. Produced by WGBH/Evolution.

turtle-voyager-game

Adelita is a loggerhead turtle.  Thirty years ago she was hatched on a beach in Japan.  Can you help this ancient traveler on a 9000-mile passage across the vast Pacific ocean to lay her eggs? Produced by WNET/Nature.

origins-of-bipedalism

Explore hypotheses for why we stand up, choose your favorite, then hear what paleoanthropologist Donald Johanson thinks. Produced by WGBH/Nova.

WhereYellowstoneWolvesRoamTHUMB

Scroll over the map to find out about the different wolf packs of Yellowstone and learn in which of the territories of the park they roam. Produced by WNET/Nature.

anatomy-of-the-marsupial-lion

Explore what the skeleton of the bizarre Ice Age predator Thylacoleo reveals about how it lived. Produced by WGBH/Nova.

DeterminetimeofDeathTHUMB

A body has been discovered. Collect and analyze the evidence, then determine the postmortem interval (PMI). Produced by WNET/Nature.

whos-who-in-human-evolution

Meet your increasingly distant cousins in this clickable illustration of the past seven million years. Produced by WGBH/Nova.

explore-the-galapagos

With a multimedia map, see the islands as they are today and learn how they inspired Darwin. Produced by WGBH/Nova.

sequence-DNA-for-yourself

How do researchers read the tiny A’s, G’s, T’s, and C’s that comprise DNA? Find out in this step-by-step interactive. Produced by WGBH/Nova.

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