Previews + Extras
The 500-Pound Dinosaur Heart
S34 E11 - 1m 14s
Titanosaurs were the world's largest dinosaurs, weighing as much as 100 tons by some estimates. In order to push blood around such massive bodies, they needed an enormous heart. A yet-to-be named species, found in the deserts of Argentina, may have had a heart that weighed over 500 pounds and was six feet around.
Raising the Dinosaur Giant | Preview
S34 E11 - 41s
Have scientists discovered the biggest animal to have ever walked the planet? Deep in a South American desert, a giant is being awakened after 101 million years of sleep. Paleontologists have discovered a giant femur – the largest dinosaur bone that has ever been unearthed. Sir David Attenborough will guide us through the remarkable journey of waking the giant as it happens.
Similar Shows
Magical Land of Oz
Science and Nature
Crash Course Computer Science
Science and Nature
Wild Scandinavia
Science and Nature
Hacking Your Mind
Science and Nature
Life from Above
Science and Nature
Infinite Series
Science and Nature
The Invisible Shield
Science and Nature
Deeply Rooted: John Coykendall's Journey to Save Our Seeds and Stories
Science and Nature
Stop Saving the Planet?
Science and Nature
Potomac by Air: Our Nation's River
Science and Nature
WETA Passport
Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.