Computers are working to solve an age-old geometry problem. Humans can’t “square the circle” by hand, which was proven in the 1800s. Computer solutions involve infinity, complexity, and some ...

In addition to having zero electrical resistance, superconductors have the ability to expel magnetic fields. It is this fundamental property that allows a permanent magnet to be levitated above a ...

image: The computer-generated image shows two models inspired by the seahorse tail, one that mimics the natural structure (a square prism) and one that mimics a hypothetical structure (a cylinder).

Just 64 years ago I was practice -teaching in the high school from which I graduated. We called it “practice teaching” then although it was similar to doctors practicing medicine. We were doing the ...