Physical Science

Both degrees and radians represent the measure of an angle in geometry. So, how do you convert one to the other?

By Mark Mancini

Your eyes aren't playing tricks on you. Those mountains way off in the distance really do look blue, and it's because of how light wavelengths scatter in the atmosphere.

By Mark Mancini

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

The answer to the question "Does time exist?" may seem obvious, but is it? And what if time doesn't exist, but is merely a human construct?

By Sam Baron

With a little patience, you can master this trick of converting binary code to decimals - and have fun doing it!

By Mark Mancini

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

You know that sound synonymous with a certain laser blaster from a galaxy far, far away? Yeah. It sounds like that.

By Mark Mancini

Our fingerprints serve to definitively identify us forever, right? But do they? How long do fingerprints remain usable as identification after we are dead?

By Patrick J. Kiger

We hold our nose and investigate.

By Carrie Tatro

Autopsies have been around since ancient times, but they seem so shrouded in secrecy. What goes on when a corpse goes under the knife?

By Mark Mancini

The proposed collider would dwarf the existing Large Hadron Collider. But is the $22 billion price tag worth it?

By John Perritano

What is white noise? There's a little more to it than the ambient noise you associate with a humming air conditioner or whirring fan.

By Nicole Antonio

Modern color theory got its start with, believe it or not, Sir Isaac Newton, who also discovered a little thing called gravity and invented calculus.

By Jesslyn Shields

Mathematician Andrew Booker has found the three cubes that add up to the number 33, a long-unsolved math problem.

By Patrick J. Kiger

Borax, a popular addition to laundry detergents and slime recipes, is a natural ingredient that has been getting flack for possibly being harmful to children. But is this true?

By Alia Hoyt

Can you name even one female mathematician? Don't worry if you can't. That just means you need to read our article on five famous female mathematicians to up your cred.

By Dave Roos

You've heard of Google, but what about a Googol? If not, then this tutorial is for you.

By Mark Mancini

Spanish researchers recently uncovered a new geometric shape that allows human tissue to curve. But how?

By Robert Lamb

You probably have a bottle of the stuff at your house. Have you ever seen it come in any color bottle besides brown?

By John Perritano

Something very strange is afoot above the frozen landscape of Antarctica.

By Ian O'Neill, Ph.D.

In 1999, Hisashi Ouchi, a Japanese nuclear fuel plant worker was exposed to critical levels of radiation. He suffered the worst radiation burns in history. He lived for 83 agonizing days afterward as his body all but disintegrated.

By Patrick J. Kiger

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

Thorium is in many ways safer than uranium for nuclear power production. But is it safe enough to bet on for our energy future?

By Jesslyn Shields

Who made it possible to light up your home at night? Thomas Edison, right? Yes, but without the work of Nikola Tesla, we would be living in a different world.

By William Harris

Criminals always leave traces behind after a crime is committed. In fact, footprints, tire tracks and tool marks are often more prevalent than fingerprints at a crime scene. What can impression evidence tell an investigator?

By John Fuller