Chemical Processes and Tests
Chemical processes and tests allow chemists to ascertain the properties of various substances. By utilizing chemical processes and tests, scientists can look at life on the atomic level. Click here to find some articles on chemical processes and tests.
Cadmium: The Highly Toxic Metal That Powers the World
Rhodium Is Earth's Rarest and Most Expensive Precious Metal
Scientists Unlock Secrets of H-bomb Element Einsteinium
What's the World's Strongest Superacid?
National Chlorine Shortage Could Spoil the U.S. Summer
Untangling the Conspiracy Theories Around Adrenochrome
The science is pretty simple. It's all about oxidation (the chemical reaction that makes rust). It's just sped up super fast.
All bubbles pop — that's a fact of life. But what's the science behind the short life and inevitable pop of a bubble?
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.
The story of how the first new blue pigment in 200 years was discovered and took its place in the crayon box.
By Loraine Fick
We hold our nose and investigate.
By Carrie Tatro
Why do most of us start relaxing as soon as we smell lavender or vanilla? Is it the memories they conjure up or is there a chemical reason?
By Dave Roos
Scientists have developed a blood test that can give an approximate age of a person within an hour.
By Alia Hoyt
There's some serious science behind the sparkle, with different metals, compounds and other elements creating the fun firework.
YouTube channel Let's Melt This has become an internet sensation. Why are we so mesmerized by videos of everyday objects undergoing phase change?
Developed in Israel, this foul-smelling liquid has been used on Palestinian and Israeli protesters … and it's showing up in the United States.
By Sarah Gleim
These small molecules are the foundation for much bigger things, from ordinary household products around us to essential components within our bodies.
Polymers are the basic components in so many of the products we use each day.
That's one seriously big number, and technically Amedeo Avogadro didn't even come up with it. So how did the Italian chemist make such an indelible (numerical) mark on the wonderful world of chemistry?
Mass spectrometry enables the major league to sniff out athletes guilty of doping. It can also help us locate oil or design a killer perfume. Who says chemistry isn't cool?
Everyone from the father of anatomy to modern-day pharmaceutical companies has used humans as guinea pigs. Do we always need live test subjects to advance science?
By Robert Lamb
When you speak, a stream of air flows up your trachea from your lungs. And when you add helium, your voice rises several octaves. So if you filled the air with helium, just how high would your voice get?
If you were to touch dry ice, it wouldn't be anything like touching water ice. So what's it like? Is it hot or cold? And would it leave a mark?
We've all been told not to put aluminum foil in the microwave. Stories of incredible explosions and fires are usually at the center of these ominous warnings. Why is that?
One person lay in critical condition on Feb. 29, 2008, after the deadly biotoxin ricin was found in his Las Vegas hotel room. What is ricin, and why is it so dangerous?
By Julia Layton
Have you seen investigators on crime shows who spray some stuff on a "clean" carpet and suddenly -- blood stains! Well, of all the fictional technology on TV, it turns out this stuff is real! Find out how luminol reveals the blood.
By Tom Harris
You know how chocolate sometimes turns gray? Why does that happen and is it still OK to eat?
I recently bought a pair of mirrored sunglasses and they are already scratched. Isn't there a way to make them scratch-resistant?
What is dye-sublimation printing? Why is it better for printing digital images than traditional ink-jet printing?
Biting on aluminum foil can be painful -- basically, when you bite on foil, you build a battery in your mouth. Ouch!
Why do newspapers turn yellow over time?