In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at 3.0303—which is not 3.14—but it's not terrible for just 100 needles. With ...

Jumping from high school to college-level statistics and geometry can feel like learning a new language. The concepts get more abstract, the formulas become more complex, and the homework piles up ...

For years, I treated powerline Ethernet like one of those clever ideas that rarely work in practice. It sat in the same mental category as range extenders that promise the world and deliver only ...