What Happens When a 900MPH Ping Pong Serve Hits Your Paddle

There's no shortage of plans online for building a simple ping pong cannon that can fire balls at hundreds of miles per hour. But you're probably not going to find the details of Purdue University Professor Mark French's cannon, since his creation can accelerate a ping pong ball to 900 miles per hour, or just over Mach 1.2. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/t7QTS7Uwz2Q/what-happens-when-a-900mph-ping-pong-serve-hits-your-paddle

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