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The Discovery That Transformed Pi
For the Love of Physics - Walter Lewin - May 16, 2011
Why No One Has Measured The Speed Of Light
The Insane Engineering of the X-15
Stephen Axford: How fungi changed my view of the world
Light Years Ahead | The 1969 Apollo Guidance Computer
Illusions of Time
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Why Are 96,000,000 Black Balls on This Reservoir?