Why Highways Have Secret Uphill Roads

Get ready to discover some of the most surprising facts you've probably never heard before! In this video, you'll learn why mysterious uphill escape ramps exist on highways, how the classic Thomas & Friends series was filmed using real miniature trains, why some airplanes have much larger engines than others, and whether it's really true that a beard can contain more bacteria than a dog's fur. We also explore hand-powered vacuum cleaners from the past, the world's favorite smells, the real story behind Columbia Pictures' iconic Torch Lady, the science of decision-making, how new English words are created, what happens in zero gravity, the shocking consequences of never pooping, and many more amazing facts. Watch until the end because every fact is more surprising than the last! #AmazingFacts #MindBlowingFacts #Facts #DidYouKnow #InterestingFacts #RandomFacts #ScienceFacts #HistoryFacts #Engineering #Airplanes #Trucks #Highway #ThomasAndFriends #MiniatureTrains #BeardFacts #Psychology #SpaceFacts #Educational #Knowledge #FactVideo