I've been grading calculus exams this week, and even though my students did quite well overall there were a couple of errors that I see every semester. Errors that make mathematicians' heads explode.

Most famous equation: Einstein's E = mc2, which means energy is equal to mass times the speed of light squared. Known digits of pi: More than 105 trillion digits Digits of pi NASA uses for equations: ...

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 ...

Linear Circuit Transfer Functions: An Introduction to Fast Analytical Techniques, Christophe P. Basso, Wiley, IEEE Press (www.wiley.com), ISBN: 978 111 923 637 5, glossy hardback, 445 numbered pages, ...