Physical science is the study of the physical world around you. Learn about everything from electricity to magnetism in this section.
A research team has found that water acts strangely on an air-drying towel, which contributes to its signature stiffness.
Entropy is the disorder of a system, but that means a lot more than making a mess of a room.
Weight is the measurement of gravity's pull on an object. And it varies by location. Mass is a different beast altogether.
The Standard Model of physics provides a framework for the subatomic world of all energies. Could a possible newfound carrier boson expand the definition of that framework?
And it'll take XIV minutes flat.
The Pythagorean theorem, which explains how to calculate the longest side of a right-angled triangle, is an ancient mathematical statement that still buttresses modern-day construction, aviation and even how we navigate through traffic.
Protons and neutrons, the particles that form the nuclei of atoms, are themselves made up of even smaller particles known as quarks.
Two mathematicians have solved a decades-old math problem by harnessing the power of a virtual supercomputer.
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?
Making chemical compounds is a lot like dating. Some ions are naturally compatible; others hook up out of desperation.
Long-banned in the U.S., except for religious purposes, peyote is starting to be decriminalized in some cities. But is that a good thing for this endangered plant?
Primary colors are the blocks from which all other colors are built. But there's a lot more to know about them than the basic red, yellow and blue we learned about in kindergarten.
Alchemy may seem like a cousin to witchcraft but in reality it was the forerunner of modern chemistry.
You don't need to be a fan of chemistry to appreciate isotopes. They affect geology and medicine, too.
Coroners and medical examiners both help investigate unusual or violent deaths. The two jobs are different, but deeply connected.
Award-winning poet and fiction writer Mary Soon Lee has found a charming way to combine science and poetry in a refreshing new take on the periodic table of elements.
Whether you're a math whiz or not, there are some pretty cool number theories, beliefs and coincidences to appreciate. How down with digits are you?
You've probably had ice stick to your hand when you pull it out of the ice maker. But why is that?
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?
Mathematician Andrew Booker has found the three cubes that add up to the number 33, a long-unsolved math problem.
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.
Researchers in Sweden confirm through genetic testing that a 10th-century Viking warrior, first unearthed in the 1870s, was a woman.
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.
What was once fringe science is becoming mainstream — scientists now believe that humans may be able to detect Earth's magnetic field.
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?
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