How is a mongoose immune to snake venom? They are not immune to all snake venom, just the snakes they live around. Even then, they have resistance rather than immunity. There are different types of venom for different types of snakes. The mongoose is particularly resistant to the venom of the cobra, which is a […]
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Why do we get déjà vu? There is a dysfunction in the part of your brain that processes familiarity and a correction by the part that processes memory. Déjà vu comes from French, and it means “already seen”. It is the feeling that you have already seen or experienced something you are seeing or experiencing
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How do planes refuel in the air? Either by using a long hose or a rigid tube to connect the fuel tanker with the plane being refueled. There are two systems of refueling a plane in the air. These are the probe-and-drogue system and the flying boom system. They’ve come a long way from the
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Why are the Secret Service in charge of protecting the president of the USA? They were the only agency capable of doing it at the time. The Secret Service was tasked with protecting the president of the United States in 1901 after the assassination of President McKinley. McKinley had just been elected for his second
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How do rats find landmines? They can sniff them out and the rats are light enough that they don’t set the landmines off. It is estimated that there are 110 million landmines still buried around the world. These landmines are still active and they are buried in over 60 countries. Explosives do deteriorate with age,
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What is Zipf’s Law? It is a statistical distribution in a data set where the first item is twice as big as the second item, three times as big as the third item, four times as big as the fourth item, and so on. Zipf’s Law is called a law, but it is not really
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How do our hearts and lungs work automatically? We have an autonomic nervous system that makes organs like the heart and the lungs function automatically. If you want to pick up a cup of tea, your brain has to go through several steps to accomplish the act. It has to make the decision to pick
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Who were Sotheby and Christie? Sotheby was John Sotheby, the nephew of Samuel Baker. Christie was James Christie. If you want to sell anything rare or valuable at auction, the best places you could sell it are Sotheby’s or Christie’s. They are the two largest and most famous auction houses in the world. There is
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Why can owls turn their heads so far? Because their heads are only connected by one socket, which can rotate. Owls are renowned for several things. One of them is their ability to swivel their heads completely around so they can keep an eye out for prey or predators. Being able to turn their heads
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Why are Adidas and Puma rivals? Either because the brother’s wives didn’t like each other or because one brother thought the other brother was the reason he was conscripted into the German army. When you think of famous sports brands, you probably think of Nike, Adidas, Puma, Asics, and many Reebok. I’m sure you can
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