A small amount of water and a piece of an Alka-Seltzer tablet are placed in a plastic film canister. The lid is quickly snapped on and the canister turned upside down. Within a few seconds the canister explodes with a loud pop, sending the bottom of the canister flying through the air.
At just under 25 inches tall, Jyoti Amge of Nagpur, India, is the world's shortest woman. She's a college-bound student, with dreams of making it as an actress. Still, she weighs just 12 pounds -- only nine pounds more than she did at birth. Even among dwarfs, Amge is tiny.
He Pingping, the world's smallest man at 74.61 cm tall, poses with Svetlana Pankratova, who is the woman with the longest legs in the world at 132 cm, as they launch the 2009 edition of the Guinness World Book of Records at Trafalgar Square on September 16, 2008 in London, England. (Photo by Fred Duval/FilmMagic).