Top 20 Unexpected Facts to Impress Your Friends
Top 20 Unexpected Facts to Impress Your Friends The population of the Earth is about 8 billion people, but there are an estimated 10 quintillion (that's 10,000,000,000,000,000,000) ants! That's a lot of tiny insects. Cats have over 230 bones in their bodies, while humans only have 206. This gives cats incredible flexibility and agility. The world's quietest room is located at Microsoft's headquarters in Washington state. It's so quiet you can actually hear your own heartbeat. Bubbles can bounce! If you fill a bubble with helium and let it float, you can gently tap it and it will bounce back like a tiny balloon. Octopuses have three hearts! One large heart pumps blood throughout their body, while two smaller hearts pump blood to their gills. The muscles in a dragonfly's wing beat up to 30 times per second! This allows them to hover, fly backward, and change direction incredibly quickly. There's a cloud formation called a "mammatus cloud" that ...