George Nares was a British naval officer and explorer born on February 24, 1831. He is best known for his leadership of the Challenger Expedition from 1872 to 1876, which was a significant scientific voyage that studied oceanography and marine life. This expedition laid the groundwork for modern oceanography and contributed to our understanding of the world's oceans. Nares also played a crucial role in Arctic exploration. He led the British Arctic Expedition in 1875, aiming to reach the North Pole. Although the expedition did not achieve its primary goal, it successfully mapped parts of Greenland and contributed valuable information about the Arctic region.