As a mathematics education researcher, I study how math instruction impacts students' learning, from following standard math procedures to understanding mathematical concepts. Focusing on the latter, ...

If you have ever pulled your car into a garage for an oil change, the first thing the technician asks you to do is take your keys out of the ignition and put them on the dashboard. It isn’t enough to ...

Crushed, fractured or amputated limbs, electric shock, explosions and heat/chemical burns—these are just some of the dangers workers face when stored energy is unexpectedly or accidentally released.