The goal of laser eye surgery is to change the shape the cornea so it does a better job of focusing images onto the retina for sharper vision. LASIK and PRK are two types of laser vision correction.
2. Bottlenose Dolphins. The cetacean family, consisting of dolphins and whales are considered the smartest animals inhabiting the ocean. The Bottlenose Dolphin lives in warm waters throughout the world and is the smartest species of dolphin. It has an extremely large brain and its cerebral cortex and frontal lobe are 40% bigger then a human.
World's deepest fish â believed to be a snailfish â found in the western Pacific Ocean at a depth of 26,722 feet, beating previous record by 500 feet. By Jonathan Pearlman, in Sydney, video source SOI/HADES/University of Aberdeen.