How do steroids work? They stimulate the production of protein in the muscles and make more cells grow. However, there are many different types of steroids. When people talk about steroids, they are usually referring to anabolic steroids, which are the ones that bodybuilders use. Steroids are found in many living organisms, and they are […]
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Why can fish swim so fast? They move their bodies from side to side in such a way that they produce a backwards moving wave in their bodies, which pushes against the water, producing thrust. Also, they are very streamlined. First, we should clear up the fact that all fish are fast. There are some
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Why are some beaches rocky and some sandy? It is because of the energy of the sea, the source of the particles, the shape of the shoreline, local weather, and the angle of the seabed, amongst other things. There is no agreement on how much coastline there is in the world. There are estimates of
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Why are bees transported across countries by truck? Bees are the largest pollinator of many of the foods we eat and they have to be transported to where the foods are grown. Bees are the most common pollinator but not by any means the only. Bees travel from their hive to find flowers. When they
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What is the Streisand Effect? It is when you try to hide something but end up bringing more attention to it than if you had just left it alone in the first place. The Streisand Effect is named after the American singer and actress Barbra Streisand. The effect has been around for as long as
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Why was the Manhattan Project called the Manhattan Project? It was named after the city where its headquarters were originally located. The concept for the Manhattan Project began when Otto Hahn and Fritz Strassmann worked out how to make nuclear fission happen in 1938. Fermi had managed to make it happen in 1934, but he
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What animals and insects are pollinators? A large variety of animals and insects are pollinators. Many of us might think that flowers are only really pollinated by bees and butterflies when, in actual fact, there are a huge number of insects, reptiles, and mammals that are responsible for pollination. What is pollination? A plant has
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How does ceramic armor work? It shatters the projectile, absorbing and spreading out the kinetic energy from the projectile over a wider area. The first thing to clear up is that ceramic armor plates are made of a different type of ceramics than the mugs and cups in your kitchen. There are many different types
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Why do tattoos stay in the skin forever? Because the particles of ink are too big for the body to absorb and expel. When you have a tattoo, the tattooist uses a needle to put ink particles into your skin. Skin has three layers, and the ink is injected into the middle layer, the dermis.
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How does insulation in the home work? By slowing down the movement of heat energy out of the house or into the house. The idea of insulation is to stop your house getting cold in the winter or hot in the summer. If you live somewhere that is cold in winter, you have to use
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