The fastest a human has ever been recorded running was Usain Bolt in the 2009 Olympics. Bolt ran the 100-meter dash in an astonishing 9.58 seconds. This equals 27.78 miles per hour, and the record ...

[TRUMPETING ELEPHANT]With such enormous mouths;can you guess what the weight of their daily food intake equals?Is it A, one school bus;B, a bulldozer,C, two cars.The answer when United States of ...