Physical Science

French physicist Marguerite Perey from the Curie Institute is credited for discovering francium. Perey was analyzing a particulate from the decay of actinium. As it turns out francium is a rate of the decaying process. The existence of the element…
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While researching the radioactive decay of actinium-227, francium was discovered by Marguerite Perey in 1939 at the Curie Institute in Paris.  The element’s name comes from its country of discoveryFranceand was the last naturally occurring element discovered by scientists.  All…
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The Asteroid Theory is one of the theoretical explanations for the extinction of the dinosaurs at the end of the Cretaceous period, about 65 million years ago, and is currently the most widely accepted explanations. Essentially, the Asteroid Theory states…
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Chemistry science fair projects: Making pH neutral soaps Learning how to make pH neutral soap is an excellent, and moderately easy, project to choose for a Chemistry Science Fair Project. Before we actually delve into the process of how to…
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Here’s a fun science experiment to try that’s sure to raise a few eyebrows.  Making your own bio-polymer, or “bio-plastic,” from household items.  It’s a biodegradable idea that’s starting to become popular as both a hobby and a serious attempt…
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Iron is one of the most useful metals that exist on earth. Because of its physical properties, like strength and high melting point, it is used to make several industrial machines and everyday commodities. Examples include bridges, iron sheets for…
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Make learning about chemistry yummy and delicious by doing your own home science projects and eat the results.  If you like playing with your food, these projects are perfect! These fun projects require equipment that is clean and safe.  Glassware should…
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Black lights are a fun discovery at any age, and find application for entertainment value as well as their uses in many different sciences.  Putting black lights to use in the classroom is easy, and well worth the minimal investment. …
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Earth is a rocky planet, just like the other first four planets orbiting Sol, Earth’s sun. But Earth is definitely unique due to the vast variation of life on Earth. It is possible that some of the nearby neighboring planets,…
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How Does the Theory of Relativity Apply to Plane Travel? In his General Theory of Relativity, Einstein treats space and time as one four-dimensional object. He called this space time. In his theory he states that time is not absolute…
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