(This program is no longer streaming). Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, ...

A new video podcast from GBH and the producers of NOVA, hosted by Hakeem Oluseyi. Should we bring back extinct species? Are we missing a fundamental law of nature? What can ancient fossils tell us ...

(This program is no longer available for online streaming.) The centuries-old tradition of folding two-dimensional paper into three-dimensional shapes is inspiring a scientific revolution. The rules ...

Peyote is an important medicinal plant that is used in rites of passage and in religious and healing ceremonies in Indigenous communities.

Few attributes of being human have attracted more intense thought than the simple fact that, unlike all other living mammals, we walk upright on two legs. Human bipedalism represents a major ...

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1. Katrina makes landfall in Louisiana at 6:10 a.m., but the flooding of residential areas in greater New Orleans actually begins an hour and a half earlier. Between 4:30 and 5 a.m., levees located ...

NOVA Education supports STEM education and engagement nationwide through the creation of resources from NOVA's broadcast and digital productions.

"The Fabric of the Cosmos," a four-hour series based on the book by renowned physicist and author Brian Greene, takes us to the frontiers of physics to see how scientists are piecing together the most ...

Unlike the octopus's arms, which that animal often uses to move and carry objects, the cuttlefish's eight arms are specialized for grasping prey after the cuttlefish captures it with its two elongated ...

Editor's Note: On the night of March 24-25, 1944, 76 Allied prisoners of Stalag Luft III, a German prison camp in Sagan, 100 miles southeast of Berlin, escaped through a tunnel named "Harry." Within ...

It's a hifalutin title, but that's what this feature offers—in a capsule version, of course. Our time line stretches from the big bang some 10 to 20 billion years ago to the time 10 100 years in the ...