Stone Skimming Is a World Champion Sport—And a Model for Spaceships
New organ-on-a-chip model of human synovium could accelerate development of treatments for arthritis
The crew of Apollo 13 used a 5-inch, metal slide rule, model "N600-ES" made by Pickett as a back up on-board computer. It was a model that was popular among engineers, scientists and students at the time
