rada11219 (50)in Did You Know • 3 months agoDid you know a car travelling at 80kph (50mph) uses half its fuel to overcome wind resistanceHere's a breakdown of how speed affects fuel efficiency and wind resistance: Wind resistance increases with the…rada11219 (50)in Did You Know • 3 months agoDid you know according to the old English time system a moment is 1 and a half minutesThere is some truth to the idea that a "moment" in Old English timekeeping was related to a longer duration than our…rada11219 (50)in Did You Know • 3 months agoDid you know Sir Isaac Newton was 23 when he discovered the law of gravityThe discovery of gravity by Isaac Newton is a fascinating story, but there's some nuance to consider: The Apple…rada11219 (50)in Did You Know • 3 months agoDid you know to crack a whip the tip must be travelling faster than the speed of soundThat's the key to the satisfying "crack" sound of a whip. The tip of the whip accelerates throughout its travel due to…rada11219 (50)in Did You Know • 4 months agoDid you know minus 40C is exactly the same temperature as minus 40FThat's a cool fact and a great trivia question. Minus 40 degrees Celsius is indeed exactly the same temperature as…rada11219 (50)in Did You Know • 4 months agoDid you know the first metered taxi was introduced in 1907The first metered taxi actually hit the streets in October 1907, not quite the beginning of the year. It was a big…rada11219 (50)in Did You Know • 4 months agoDid you know you shed a complete layer of skin every 4 weeksThe outermost layer of your skin, called the epidermis, does regenerate about every 28 days (or 4 weeks), but it…rada11219 (50)in Did You Know • 4 months agoDid you know red blood cells are produced in bone marrowRed blood cells are indeed produced in the red bone marrow of our bones. Bone marrow is a fascinating factory…rada11219 (50)in Did You Know • 4 months agoDid you know when your face blushes so does your stomach liningIt's a fascinating fact, and you're well-informed. When you blush, the rosy hue isn't just limited to your cheeks. The…rada11219 (50)in Did You Know • 4 months agoDid you know New Zealands first hospital was opened in 1843While your interest in New Zealand's medical history is great, most reliable sources state that the first public…rada11219 (50)in Did You Know • 4 months agoDid you know you have fewer muscles than a caterpillarA caterpillar boasts a much higher muscle count than a human. In fact, some species of caterpillar can have around…rada11219 (50)in Did You Know • 4 months agoDid you know the hydrochloric acid found in your stomach is strong enough to dissolve a nailThe hydrochloric acid in your stomach, while certainly an acid, isn't strong enough to dissolve a nail. Here's…rada11219 (50)in Did You Know • 4 months agoDid you know orienteering originated from SwedenOrienteering did indeed originate in Sweden in the late 19th century. It began as a military training exercise and…rada11219 (50)in Did You Know • 4 months agoDid you know the most common injury in ten pin bowling is a sore thumbWhile sore thumb can definitely be an issue in bowling, the most common injuries actually involve repetitive stress…rada11219 (50)in Did You Know • 4 months agoDid you know the most sung song is happy birthdayThe Happy Birthday song holds the title for the most sung song in the world according to the Guinness World Records.…rada11219 (50)in #education • 4 months agoDid you know EMI awards stands for 'Electrical and Musical Instruments'The acronym EMI actually doesn't stand for "Electrical and Musical Instruments" though it's an interesting guess! EMI…rada11219 (50)in #education • 4 months agoDid you know New York's Central Park was opened in 1876While construction wasn't fully completed until 1876, the first sections of Central Park opened to visitors in late…rada11219 (50)in #education • 4 months agoDid you know Icelandic phone books are listed by first names (not surnames)Icelandic phone books traditionally list people by their first names rather than surnames. This is because Iceland has…rada11219 (50)in Did You Know • 5 months agoDid you know there are no rivers in Saudi ArabiaSaudi Arabia is one of the many desert countries around the world that lack permanent rivers. Here's some additional…rada11219 (50)in Did You Know • 5 months agoDid you know New York contains 920km (571miles) of shorelinethe exact length of New York's shoreline depends on how it's measured. Here's a breakdown of the two main methods:…