A standard digital camera used in a car for stuff like emergency braking has a perceptual latency of a hair above 20 milliseconds. That’s just the time needed for a camera to transform the photons ...

Hannah Moulton teaches Algebra 1. But before her 9th graders get started on graphing linear functions or solving quadratic equations, she makes sure that they have a much more basic skill down pat.

If we could snap our fingers and change the way math and science are taught in U.S. schools, most of us would. The shortcomings of the current approach are clear. Subjects that are vibrant in the ...