Called the ‘King of the Aquarium’, these freshwater fish come in a variety of colours and patterns. These fish require warmer ...

PARIS, France — Discus throw is one of the premier track and field events held every four years at the Summer Olympics. In the discus throw, athletes hurl a metal disc-shaped object as far as they can ...

PORTLAND, Oregon — While you watch your favorite athletes go for gold, consider how all that time, distance, and height is achieved by balancing the same forces all of us mere mortals experience every ...