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Your search for "category proof theory" returned 31 results
How Math Works
science.howstuffworks.com/math-concepts/math.htm
A world without math is unimaginable. It's a part of who we are. It's the analytical juice of our left brain. In the words of physicist Richard Feynman, even a fool can use it. So why do so many of us turn our backs on numbers?
Are we living in a computer simulation?
computer.howstuffworks.com/living-in-computer-simulation.htm
Computer simulations can be very life-like, but so real that we might be living in one? Find out if we are living in a computer simulation.
Could an 'X17 Particle' Hint at a Fifth Force in the Universe?
science.howstuffworks.com/x17particle-fifth-force.htm
The Standard Model of physics is a framework for the subatomic world. Could a newfound carrier boson expand that framework? HowStuffWorks looks in.
5 Trailblazing Female Mathematicians
science.howstuffworks.com/math-concepts/5-trailblazing-female-mathematicians.htm
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.
How Near-death Experiences Work
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/near-death-experience.htm
Near-death experiences (NDEs) are seemingly supernatural events that some people have when they're at the brink of death. Find out who typically has them and how people have tried to explain them.
Why do children play?
people.howstuffworks.com/why-do-children-play.htm
Children in every part of the world play. Philosophers and psychologists say children play for more reasons than just having fun. Learn more.
Why Was Phrenology All the Rage in Victorian Times?
science.howstuffworks.com/life/inside-the-mind/human-brain/phrenology.htm
Phrenology, the belief that you could determine personality from the shape of someone's skull, was so popular in the Victorian era that phrenology parlors sprang up all over Europe and America. But the trend was soon debunked.
5 Discoveries Made by the Large Hadron Collider (So Far)
science.howstuffworks.com/5-discoveries-made-by-the-large-hadron-collider-so-far-.htm
The Large Hadron Collider isn't just a one-trick (Higgs) pony. Find out what else has happened where hundreds of millions of particles may collide any given second.
What Is Pi?
science.howstuffworks.com/math-concepts/pi.htm
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?
How a Symbiotic Relationship Works
science.howstuffworks.com/life/evolution/symbiosis.htm
Symbiosis can be mutually beneficial, helping two creatures survive in a hostile environment. Learn about the different forms of symbiosis.