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- The human brain is capable of generating more electrical impulses in a single day than all the telephones in the world combined.
- A sneeze can travel up to 100 mph.
- The shortest war in history was between Britain and Zanzibar on August 27, 1896. Zanzibar surrendered after just 38 minutes.
- The Great Barrier Reef, the world's largest coral reef system, is home to over 1,500 species of fish, 411 species of hard coral, and thousands of other species.
- The longest marathon playing chess is 120 hours and 15 minutes, achieved by Istvan Dorogi (Hungary) at the University of West Hungary, Sopron, Hungary, from 20 to 25 April 2010.
- The tallest tree ever recorded was a coast redwood in California that was 379.7 feet (115.7 meters) tall.
- The largest snowflake on record was 15 inches (38 cm) wide and 8 inches (20 cm) thick. It fell in Montana in 1887.
- The oldest living organism on Earth is a bristlecone pine tree in California that is over 5,000 years old.
- The longest human beard on record was 17.5 feet (5.3 meters) long and belonged to Hans Langseth (Norway).
- The largest animal on Earth is the blue whale, which can reach lengths of up to 100 feet (30 meters) and can weigh as much as 200 tons.