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Todd Helmenstine
33 followers -
Creative problems require creative solutions
Creative problems require creative solutions

33 followers
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Although the International Union of Pure and Applied Chemistry (IUPAC) has a standard periodic table and list of chemical elements, the names and symbols you see on your periodic table often depend on which language you speak and country you live in.…

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This color periodic table looks like my other printable periodic tables. On closer inspection, you will realize the element names are different. This is a color periodic table in French, or Couleur Tableau Périodique des Éléments. Each element is…

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After a second look, you’ll notice this is a periodic table in French. Each element is represented by its number, element symbol, atomic mass and element name in French. This table is optimized to fit on a standard 8½” x 11″ sheet of paper and a PDF is…

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This pretty green glass formed as a result of the Trinity Nuclear Test near Alamogordo, New Mexico on July 16, 1945. Although it is radioactive, it is safe to handle and valued by collectors. Chemically, trinitite is mostly fused sand, or silicon dioxide.…

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Since I’ve started making fractal art, I’ve been asked many times, “What is a fractal?” and “Yes, they look pretty, but what good are they?” Here are the basics. What Is a Fractal? A fractal is a mathematical equation that displays a repeating pattern, no…

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The colorful printable periodic table features a cosmic or space-themed background. You can use the cosmic background periodic table as a wallpaper for your desktop or mobile device, too. Get the Cosmic Background Periodic Table Download the periodic…

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One of the key properties of metals is that they typically conduct heat and electricity extremely well. There are countless practical applications of conductivity, plus some cool science projects. One of the more interesting projects is shrinking a…

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Fire in space looks and behaves differently from fire on Earth. The reason is because we’re used to seeing flames bound by the influence of gravity. If you light a candle on Earth, you get a recognizable flame-shaped form and combustion proceeds with…

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Baby wipe tie dye is a quick and easy art and science project that’s safe for kids. While the product resembles 1970’s art, the pattern is pure science. Here’s what you do and an explanation of how it relates to scientific principles. Baby Wipe Tie Dye…

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Here’s an e-mail I received with important information regarding natural mosquito repellents. My article on natural mosquito repellents includes a caution about the safety of natural products, but this letter does a great job of explaining the hazards:…
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