An astonishing shampoo-related physics mystery

In the 1960s, when some were exploring the mysteries of outer space and quantum mechanics, one engineer noticed an extraordinary unexplained phenomenon in shampoo. The sudden, energetic, and seemingly spontaneous bursts of liquid that seemed to randomly squirt out from ordinary shampoo were a mystery for forty years.… » 1/16/13 4:00pm 1/16/13 4:00pm