Physical science is the study of the physical world around you. Learn about everything from electricity to magnetism in this section.
Whether the circle is as big as Planet Mars or as small as a tennis ball, the ratio of its circumference divided by its diameter will always equal pi (3.14). But why?
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.
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?
The story of how the first new blue pigment in 200 years was discovered and took its place in the crayon box.
The proposed collider would dwarf the existing Large Hadron Collider. But is the $22 billion price tag worth it?
Autopsies have been around since ancient times, but they seem so shrouded in secrecy. What goes on when a corpse goes under the knife?
We hold our nose and investigate.
Is it its own special type of particle? A wave that's flowing through another medium? Or is there some creepy, unknown substance surrounding us that we simply don't perceive or understand?
For more than a century, the mass of a kilogram was defined by a weight stored in a French vault. But now, instead of a hunk of metal, the kilogram's mass will be tied to a mathematical equation.
You know that sound synonymous with a certain laser blaster from a galaxy far, far away? Yeah. It sounds like that.
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?
The scutoid is kind of like the Higgs boson. Researchers theorized the new shape existed. And then they went looking for it.
Sir Michael Atiyah says he has proven the Riemann Hypothesis, one of the long-unsolved problems in mathematics.
Something very strange is afoot above the frozen landscape of Antarctica.
Forensic linguists may never get their own TV show, but these scientists do help solve crimes in their own way.
We caught up with everyone's favorite boson to see what it's been up to and exactly how it decays.
CERN researchers have successfully tested a new way of accelerating electrons to high energies through proton-driven plasma wakefield acceleration.
You probably have a bottle of the stuff at your house. Have you ever seen it come in any color bottle besides brown?
The Trump administration quietly changed the rules on asbestos use in the U.S. What does that mean?
Spanish researchers recently uncovered a new geometric shape that allows human tissue to curve. But how?
You've heard of Google, but what about a Googol? If not, then this tutorial is for you.
Scientists have developed a blood test that can give an approximate age of a person within an hour.
Scientists are using 3-D printers to make human corneas, an advancement that could end the perennial shortage of corneas from donors.
Our fingerprints serve to definitively identify us forever, right? But do they? How long do fingerprints remain usable as identification after we are dead?
Does your brain start to cramp at the thought of having to do math? Experts explain why some people have math anxiety and how they can overcome it.