How far can an iceberg float? It depends on their original size, the season, and their location, but some icebergs can float for thousands of kilometers. Not every piece of floating ice is an iceberg. An iceberg has to be 15m long at least to be considered an iceberg. They are formed when ice breaks […]
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How does a flare gun work? They trigger an explosive which shoots the flare high into the sky, where it explodes. There are several different kinds of flares and flare guns are only one type. Let’s look at the others first. The simplest kind of flares are basic smoke flares. These are flares you can
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Why is the presidential inauguration on January 20th? Inauguration day is on January 20th because the 20th Amendment to the Constitution changed it in 1933. The new president of the United States of America is sworn in on January 20th. There is a big spectacle, which is attended by thousands of people. The president swears
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Is space based solar power possible? Yes, space based solar power is certainly possible, but there are a lot of problems that need to be overcome first. The idea behind space based solar power is that they would have unimpeded sunlight for virtually 24 hours a day, every day. Solar power stations on Earth are
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How does promotion insurance work? It is basic insurance that covers businesses that offer promotions or competitions that are basically a publicity stunt. Promotion insurance, like all types of insurance, is a form of risk management. The idea of risk management has been around for thousands of years because disasters have always happened. Archaeologists discovered
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What are war bonds? War bonds are a way of raising money to fight a war from the citizens of that country, and a way of keeping inflation under control. The first public war bonds were issued during World War 1. Without them, both of the wars might have been lost. Despite the technological advances
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What are predator prey dynamics? Predator prey dynamics refers to the connection between the number of predators and the number of prey. If one number goes up, the other goes up, and then they drop again until the numbers balance. We might imagine that the number of rabbits and the number of foxes are always
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How do mangrove trees live in saltwater? Mangrove trees are able to live in saltwater because they have a way of removing the salt from the water. Because of this, they are usually found in seawater, or very salty still water. There are a lot of organisms that can survive in salt water and a
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Is there any basis to the legend of Atlantis? No, there is no basis to the legend of Atlantis. It was invented by Plato to serve a purpose in his writings and was not based on anything. There was an event that could have been an inspiration for Atlantis, but there is no direct connection.
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What is a lava cricket? Lava crickets are a species of cricket that appear on freshly cooled lava and don’t seem to live anywhere else. Not a lot is known about them. The Latin name for the lava cricket is Caconemobius fori. They are also called lava crickets, dark lava cricket, or ‘ūhini nēnē pele
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