Math teacher Emma Chiappetta uses a three-round exercise to help students not only recognize their errors, but also generate ...

That may explain why, according to the IRS, simple math mistakes are one of the most common missteps made on tax returns each year. Remember to always check — and even double check — your math when ...

In the late 1980s, the Biosphere 2 project sealed a team of scientists inside a self-sustaining miniature world. Their goal was to see if a closed system could support human life, serving as a ...