Every physical theory has constants in it. The gravitational constant is remarkably uncertain. When we first began formulating physical laws, we did so empirically: through experiments. Drop a ball off a tower, like Galileo may have done, and you can measure both how far it falls and how long it takes to hit the ground. […]

After serving on countless DesignCon technical program committees and delivering 19 years worth of tutorials and technical papers, Mike Peng Li says the conference has become a part of him. “It takes a bit of energy and passion to do it,” he told Design News recently. “It becomes so much a part of your life, it’s hard to separate […]