Search Results | proof theory
Your search for "proof theory" returned 194 results
'Unsolved' Mysteries, Solved: 10 Times We Answered History's Biggest Questions
Was Anna Anderson really Anastasia Romanov? Does the Bermuda Triangle really exist? Wonder no more: We have the answers to these and other formerly unsolved mysteries.
How Maps Work
science.howstuffworks.com/environmental/earth/geophysics/map.htm
A map is a type of language, a graphic way of representing information, whether it's to show population density or tell you how to get from Point A to Point B. Here's how they're made.
Michelangelo Biography
entertainment.howstuffworks.com/arts/artwork/michelangelo-biography.htm
Michelangelo's biography is full of spiritual, political, and artistic struggle, as well as beautiful artwork. Learn more about this genius.
10 Scare-inducing Moments in History
history.howstuffworks.com/historical-events/10-scariest-events-in-history.htm
From serial killers to natural disasters, many events in our history have stoked fear among the masses. Here are 10 fear-stoking moments.
Hair Replacement Guide
health.howstuffworks.com/skin-care/hair-care/scalp-treatments/hair-replacement.htm
Hair replacement is one solution for millions of men and women around the globe are affected by thinning hair. Learn hair replacement options.
How Nuclear Bombs Work
science.howstuffworks.com/nuclear-bomb.htm
Nine countries hold the 13,000 nuclear weapons in the global stockpile. That's less than during the Cold War but it doesn't change the fact that these bombs are still a threat to global humanity. So how do they work and are we close to nuclear war?
Traditional Chinese Medicine Causes of Illness
Practitioners of traditional Chinese medicine consider a variety of factors in determining cause of illness. Read about their diagnostic processes.
Scary Stories
people.howstuffworks.com/culture-traditions/holidays-halloween/scary-stories.htm
Whether it's for Halloween festivities or everyday fun, kids love scary stories. Browse this collection of read-aloud scary stories for children.
Do Countries With Stricter Gun Laws Really Have Fewer Homicides?
people.howstuffworks.com/strict-gun-laws-less-crime.htm
Ask a card-carrying member of the NRA and you'll get one answer. Ask a member of Everytown for Gun Safety and you'll get another. We look at the research that underlies this controversial topic.
How to Solve Cat Behavior Problems
animals.howstuffworks.com/pets/how-to-solve-cat-behavior-problems.htm
Most pet owners suffer their cat's behavior problems in silence, but they don't have to. Learn how to break your cat's bad habits.