Non technical explanation of a spectacular phenomenon, the Prandtl-Glauert Singularity Effect, which causes a visible vapor cone around fast jets. [More »]

The Fastest Moving Clouds Ever!

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The world’s fastest Human Powered bicycles are doing 120 km/h (75 mph) on normal, flat courses without tailwind assistance. [More »]

Human Powered “75 mph” Bicycles

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