Michael Hurdzan

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There's a very simple reason why McDonald's hamburgers don't rot

For years, McDonald's customers have been grossing out the internet with testimonials of fresh-looking meals that are days, weeks, even years old. But there's a perfectly reasonable explanation for why McDonald's hamburgers don't rot.<p>McDonald's Canada offered an alternative explanation on its …

Six grand ideas to fight the end of antibiotics

Overuse of antibiotics has led them to becoming less and less effective to treat us when we’re sick – leaving scientists scrambling for a fix. Here are some of the best ideas to tackle one of the 21st Century's biggest challenges.<p>The world is nearing a moment when antibiotics no longer work to …

Immune System

Chemistry Glossary Definition of Ion

An ion is defined as an atom or molecule which has gained or lost one or more of its valence electrons, giving it a net positive or negative …

Protons

The 10 Most Important Lab Safety Rules

The science lab is an inherently dangerous place, with fire hazards, dangerous chemicals, and risky procedures. No one wants to have an accident in …

Glassware

Chemistry Quiz - Lab Safety

Printable Lab Safety Quiz<p>You can take this printable chemistry quiz online or print it out to try later. This multiple choice test covers basic lab …

Glassware

How to Do Paper Chromatography With Leaves

You can use paper chromatography to see the different pigments that produce the colors in leaves. Most plants contain several pigment molecules, so …

Tap Water

Hydrogen Bomb vs Atomic Bomb

Understand the difference between an atomic bomb and a thermonuclear bomb<p>A hydrogen bomb and an atomic bomb are both types of nuclear weapons, but …

Starfish Prime: The Largest Nuclear Test in Space

Starfish Prime was a high-altitude nuclear test conducted on July 9, 1962 as part of a group of tests collectively known as Operation Fishbowl. While …

Physicists just discovered that some elements don't follow the normal rules of quantum mechanics

Conflicting Theories<p>Physicists have found order in the complex world of minuscule particles through the theory of quantum mechanics. But team of …

Quantum Mechanics