Physical Science

Plutonium is named after the Greek god Pluto, the god of the underworld. He was the god of ghosts and spirits. The planet was named for the planet Pluto, now thought to not be a planet after all. The element…
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Almost uniquely in the natural world, the coldest forms of water ice float on top of warmer forms of water, because ice is less dense than liquid water. Upon this simple natural law, all life on our planet depends. The…
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Gold has an atomic number of 79. Its name is from the Sanskrit word Jval and the Anglo Saxon word for gold. Its chemical symbol, Au, is from the Latin word for gold, aurum, which means yellow. Use of gold…
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The name of tungsten is derived Swedish words tung meaning heavy and sten meaning stone. Tungsten was discovered in 1783. Because it is often referred to as Wolfram, it has the chemical symbol W. Wolfram is named after the mineral…
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The ideal gas law predicts the state of a gas at a given pressure and temperature. It is expressed mathematically as PV = nRT, where P represents pressure, V represents volume, T represents the absolute temperature in Kelvin degrees, n…
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The advent of nanotechnology has opened up the lab-on- a-chip technology in many fields such as chemistry, physics, electronics, biomedical engineering, electronics, biology, chemical engineering and so on. Having utility and practical application in a wide range of areas varying…
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Science is learning about the world around us in a rational, logical fashion and it is important that it be encouraged as early as possible. What better way to do this than setting up fun and interesting science projects at…
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There are two common misconceptions that many children, and some parents, have about science. First, they think it’s boring, and second, they think it’s just for nerds or “brainy kids”. In fact, all children are curious about their world, and…
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Aerogel has been reported as nanotechnology’s wonder material of the modern times. Its several uses and multifold applications in a number of fields are already taking the scientific world by surprise and delight. Aerogel is considered as a solid material….
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The US Environmental Protection Agency defines green chemistry as “chemicals and chemical processes designed to reduce or eliminate negative environmental impacts.” This can be achieved through “reduced waste products, non-toxic components, and improved efficiency.” In other words, rather than focusing…
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