Story #001 / Science + Engineering
What happens when something hits water at 5,000 MPH?
A steel sphere only three-eighths of an inch across enters water faster than sound travels through water. What follows is shock waves, cavitation, atomized mist and a surprisingly complicated “splash.”
Read the story →The experiment
5,176 mph
2,314 m/sfastest measured shot in the dataset
9.525 mmsteel sphere diameter
Worth knowing
See all stories →Science / Engineering
At 5,000 MPH, even water stops behaving the way you expect.
Why a tiny steel ball creates underwater shock waves, a vapor cavity and four distinct stages of water ejection.
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