Aristotle had one of the first important scientific theories and was the one who found out the world is round.

Earth's spherical shape is supported by centuries of scientific observation and evidence. A flat Earth model contradicts established physics and cannot explain observed phenomena. Lunar eclipses and ...

On Pi Day (March 14), NASA reminded us why we need only a small slice of the irrational number's infinite decimal places to explain most of the known universe. When you purchase through links on our ...

SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written numerically ...