How does photosynthesis work? Photosynthesis works by taking water and carbon dioxide, then using energy from the sun to convert them into glucose through the chlorophyll in its chloroplasts. Without photosynthesis, it is safe to say that there wouldn’t be any life on Earth. Photosynthesis is the primary source of energy among living things on […]
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What is anaphylactic shock? Anaphylactic shock is when the body has an allergic reaction and there is a sudden drop in blood pressure, and the airway constricts. Unless treated, it can be fatal. Anaphylactic shock is at the very far end of an allergic reaction. The body goes out of control, and the results can
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Why do locusts swarm? Locusts swarm because they come into contact with other locusts. This seems like a chicken and an egg problem. Locusts swarm because they come into contact with other locusts, and they come into contact with other locusts because they swarm. A locust swarm can be a terrible sight to behold. There
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How is wombat poo cube shaped? They have a very elastic intestinal tract, which shapes their poo into 2 cm cubes. Wombats are four-legged marsupials that are native to Australia. They are low to the ground and weigh about 35 kg, giving them a low center of gravity. A lot of different types of wombats
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Why do crabs use sea anemones as weapons? The crab, known as the pom-pom crab, uses sea anemones to defend against predators and to sting its prey. There are three types of symbiotic relationships in the world. The first is mutualism. In a mutualistic relationship, both parties receive a benefit that they would not be
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What is Peto’s Paradox? Peto’s Paradox is an observation that the occurrence of cancer in an organism doesn’t increase in line with the number of cells that organism has. Because cancer is caused by mutations in cells, it would be logical that the more cells an organism has, the more occurrences of cancer it will
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How does a hair transplant work? The basic idea is to take hair from the part of your head that still has it (usually the back) and transplant it to the part of your head that no longer has hair (usually the front or the top). Baldness is fairly common, and it is estimated that
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Why don’t giraffes faint? Giraffes don’t faint because they have a very strong heart and a very high blood pressure. If we bend over and then stand up again, we get a head rush. Sometimes it can be so bad that you faint. This is called orthostatic hypotension. Your blood pressure is set at the
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Why does a paper cut hurt so much? Paper cuts hurt so much because of the roughness of the paper, the places we are most likely to cut, and the size of the cut. The first reason that paper cuts hurt so much is because of the paper itself. Paper is made from a dried
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What causes liver spots? Despite their name, liver spots are caused by prolonged exposure to Ultra ultraviolet light and don’t have anything to do with the liver. As people age, they get more wrinkles, their muscles don’t work quite as well, and they get dark brown blemishes on their skin. These spots are called liver
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