Chemistry

Chemistry is the science of matter and the changes it undergoes during chemical reactions. In this section, learn about everyday chemistry, from chlorine beach to helium, and even why chocolate turns gray.

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"Delta 8" has become a bit of a buzzword in the cannabis industry and the community health sphere. But what exactly is delta-8, and how is it different from "regular" cannabis?

By Sascha Bos

In chemistry, the classification of substances into acids and bases is fundamental.

By Marie Look

In the world of chemistry, understanding the difference between strong acids and weak acids is fundamental for both students and professionals alike. Strong acids are known for their ability to completely dissociate in water, making them a pivotal topic in chemical reactions and laboratory experiments.

By Clarissa Mitton

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Flame colors span a spectrum that tells a tale as old as fire itself. Many people wonder what color is the hottest flame; more than a testament to the natural fascination with fire's beauty, this question underscores a fundamental principle in the science of thermodynamics and combustion.

By Clarissa Mitton

All bubbles pop — that's a fact of life. But what's the science behind the short life and inevitable pop of a bubble?

By Allison Troutner

It’s the ultimate cheat sheet for science class — and it’s right there hanging on the wall. What do you really know about the indispensable periodic table of elements?

By Nathan Chandler

Juice and soda mix well with alcohol, but a few things don't mix so well. Some may just produce embarrassing moments. Others could cost you your life.

By Beth Brindle

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Why do newspapers turn yellow over time?

I have heard that carbon monoxide is extremely poisonous. Can you explain why?

Scenario: A helium balloon is up against the ceiling one day, and the next day it's on the floor. Does the balloon fall because the helium leaks out, or because the helium molecules slow down due to decreased pressure?

By Austin Henderson

The main function of the Krebs cycle is to produce energy, stored and transported as ATP or GTP, to keep the human body up and running.

By Jesslyn Shields & Austin Henderson

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Superacids are those with an acidity greater than sulfuric acid. So which is the most super of superacids and what exactly is it used for?

By Allison Troutner & Austin Henderson

Discovered in the early 1800s from a chunk of smuggled platinum ore, rhodium is the most valuable precious metal on the planet today, used mainly for keeping car emissions in check.

By Allison Troutner & Austin Henderson

Cadmium is a natural metal and the leading component in rechargeable batteries and solar cells. It is also highly toxic and heavily regulated.

By Allison Troutner

These small molecules are the foundation for much bigger things, from ordinary household products around us to essential components within our bodies.

By Debbie Swanson

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Polymers are the basic components in so many of the products we use each day.

By Debbie Swanson

At the same time scientists discovered that nitrous oxide could numb agonizing pain, they also found it could make you really lightheaded and silly. Yes, huffing parties started in the 1700s.

By Dave Roos

If you've ever had a half-frozen beer explode on you, you know that yes, alcohol freezes — but not all types freeze at the same rate. We'll let you in on the secrets to frozen alcoholic delights.

By Alison Cooper

More than fodder for melt-in-your-hand YouTube videos, gallium is a key component in LED lights and the powerful microchips in your smartphone.

By Dave Roos

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Scientists at the Lawrence Berkeley National Laboratory just made history with einsteinium. They held a sample of the short-lived element long enough to measure some of its chemical properties.

By Dave Roos

From soap to pharmaceutical products, glycerine has many applications.

By Jesslyn Shields & Austin Henderson

Adrenochrome has been linked to schizophrenia and the LSD counterculture movement. Now QAnon conspiracy theorists say it's part of a child sex-trafficking cult. So what's the truth behind this chemical compound?

By Jennifer Walker-Journey

Hand warmers work through simple chemistry. A massively sped-up version of oxidation (the chemical reaction that makes rust) is to thank.

By Kristen Hall-Geisler

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It's an odorless gas that's present in a variety of home products, cosmetics, car exhaust and even humans. But is it bad for us?

By Michelle Konstantinovsky

Bismuth is a naturally occurring element with many applications in our daily lives, but even more than that, it looks amazing when it cools!

By Jesslyn Shields