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Cretaceaous Period

There are 4 videos in this category and 2 videos in 1 subcategory.


Category Videos
Not Right For WatchKnowLearn
Ages: 10 - 18
The Importance of Fossils - What Really Killed the Dinosaurs? BBC Science
From YouTube, produced by BBC Science
Scientists examine the effect of massive explosions on the Earth's surface by interpreting fossils. This is an interesting video from BBC Horizon show "What Really Killed the Dinosaurs?" (01:39)
May 7, 2010 at 10:43 PM
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Not Right For WatchKnowLearn
Ages: 7 - 18
How Many Asteroids Hit Earth?- What Really Killed the Dinosaurs?
From YouTube, produced by BBC Worldwide
Scientists take a closer look at the layers of rock beneath the site of one of the largest asteroid impacts on the planet to see how many asteroids it must have taken to drive the dinosaurs to extinction. Video is a segment from the show, 'What Reall... [more]
May 7, 2010 at 10:39 PM
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Not Right For WatchKnowLearn
Ages: 7 - 18
Ancient Sea Life in Utah
From NationalGeographicVideo, produced by National Geographic
Some 93 million years ago, dinosaur-era "sea monsters" swam the seas above what is now Utah. Thanks to paleontologists, more evidence of the ancient beasts is now surfacing. This video explains what they found using animation and narration. A lot of ... [more]
November 27, 2010 at 10:33 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
Global Darkness Catastrophe - What Really Killed Dinosaurs? - BBC Science
From YouTube, produced by BBC Science
The disappearance of the plants for a long period of time provides scientists with a clue as to why the dinosaurs were forced into extinction. (02:02) This is a clip from a larger segment.
May 7, 2010 at 10:50 PM
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