Did You Know27 subscribersActivity Log • 0 active"Did you know?" segments are a great way to learn new things. They can also be a great way to start a conversation.SubscribePostDid You KnowCommunityAll postsTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOWORLD OF XPILARSteem POD TeamAVLE 일상STEEM CN/中文Steem AllianceComunidad LatinaBeauty of CreativityTron Fan ClubExplore Communities...Did You KnowTrendingNewPayoutsMutedyourcorner (52)2 months agoDid you know light is electro magnetic radiationLight is indeed a form of electromagnetic radiation. Electromagnetic radiation encompasses a whole spectrum of energy…rada11219 (50)2 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…yourcorner (52)2 months agoDid you know paper money was first used in ChinaPaper money was first used in China. They are credited with inventing paper money around the 7th century AD. It was…rada11219 (50)2 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…yourcorner (52)2 months agoDid you know the lie detector was invented in 1921The lie detector, also known as a polygraph, was invented in 1921 by a Californian police officer named John Augustus…yourcorner (52)2 months agoDid you know there is enough petrol in a full tank of a Jumbo Jet to drive the average car 4 times around the worldJumbo Jet Fuel Capacity: While jumbo jets, like the Boeing 747, have a massive fuel capacity (ranging from 48,400 to…rada11219 (50)2 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…yourcorner (52)2 months agoDid you know cars were first started with ignition keys in 1949While the concept of car keys existed earlier, you're right that 1949 is significant for ignition keys. That's the…rada11219 (50)2 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…yourcorner (52)2 months agoDid you know the revolving door was invented in 1888You are well-informed about the history of the revolving door. The inventor, Theophilus Van Kannel, received a patent…rada11219 (50)2 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…yourcorner (52)2 months agoDid you know the Chinese used fingerprints as a method of identification as far back as AD 700the record for fingerprint identification in China goes back even further! Evidence suggests the Chinese were the…yourcorner (52)2 months agoDid you know that after petrol, coffee is the largest item bought and soldIt sounds like coffee is a truly global phenomenon. I can't confirm it's the largest item after petrol, but there's…rada11219 (50)2 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…yourcorner (52)3 months agoDid you know you shed a complete layer of skin every 4 weeksWhile it's true your skin is constantly renewing itself, it doesn't shed a complete layer every 4 weeks. Here's the…rada11219 (50)2 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…yourcorner (52)3 months agoDid you know 1 square inch of human skin contains 625 sweat glandsWhile it's true our skin is covered in many sweat glands, current estimates suggest one square inch of human skin…rada11219 (50)3 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)3 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…yourcorner (52)3 months agoDid you know when your face blushes so does your stomach liningIt might seem surprising, but when you blush, it's not just your face that gets a rosy hue. The increased blood flow…