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SciShow
Why Can't We Design A Bear-Proof Trash Can?
Why is it so hard for us to keep the bears out of our trash? Well, it turns out that trash cans are basically like giant food puzzles for the bears, and they are determined to win... But, we can use their wily trash-nabbing instincts...
Curated Video
Yosemite's Valleys
The landscape of this national park was shaped by ice - carving the valleys, waterfalls and sheer cliffs that attract tourists from all over the world. Earth Science - Geology - Learning Points. Glacial ice has reshaped the landscape of...
C-SPAN
On This Day: Yosemite National Park
Yosemite National Park: Preserving nature's beauty for future generations. An engaging resource provides a series of video clips that shows the importance of creating national parks and the role of the government and US Forest Service....