history
Here's something that should bother you: every empire in history has followed roughly the same four-act script, and the people living inside each one were absolutely certain theirs was different. The Romans thought Rome was eternal. The British thought the sun would never set. The Soviets thought history
history
History class makes you memorize when things happened. We're going to show you why the same things keep happening. In 133 BC, a Roman politician named Tiberius Gracchus looked around and saw a problem. Wealth was piling up at the top. Small farmers were losing their land to
history
History class makes you memorize when things happened. We're going to show you why the same things keep happening. In 133 BC, a Roman politician named Tiberius Gracchus looked around and saw a problem. Wealth was piling up at the top. Small farmers were losing their land to
math
You have now read about algebra, geometry, patterns, calculus, logarithms, scientific notation, probability, trigonometry, functions, and statistics. Eleven topics that your school might present as eleven separate units with eleven separate tests, stored in eleven separate folders in your brain. But they are not eleven things. They are one thing,
math
You have now read about algebra, geometry, patterns, calculus, logarithms, scientific notation, probability, trigonometry, functions, and statistics. Eleven topics that your school might present as eleven separate units with eleven separate tests, stored in eleven separate folders in your brain. But they are not eleven things. They are one thing,
math
Someone tells you that a new study proves chocolate prevents heart disease. The headline is confident. The article cites numbers. There is a chart. It feels convincing. But you have no idea how many people were in the study, how they were selected, what "prevents" means in this
math
Someone tells you that a new study proves chocolate prevents heart disease. The headline is confident. The article cites numbers. There is a chart. It feels convincing. But you have no idea how many people were in the study, how they were selected, what "prevents" means in this
math
Before 1637, algebra and geometry existed in separate rooms. Algebra was a world of symbols and equations, abstract relationships that lived on paper as notation. Geometry was a world of shapes, drawn and constructed, visual and spatial. Then Rene Descartes, in an appendix to his Discourse on the Method, showed
math
Before 1637, algebra and geometry existed in separate rooms. Algebra was a world of symbols and equations, abstract relationships that lived on paper as notation. Geometry was a world of shapes, drawn and constructed, visual and spatial. Then Rene Descartes, in an appendix to his Discourse on the Method, showed
math
Imagine you are standing at the base of a cliff and you need to know how tall it is. You cannot climb it. You cannot drop a tape measure from the top. But you have a protractor and a measuring tape. You walk 100 meters back from the base, measure
math
Imagine you are standing at the base of a cliff and you need to know how tall it is. You cannot climb it. You cannot drop a tape measure from the top. But you have a protractor and a measuring tape. You walk 100 meters back from the base, measure
math
You are more afraid of flying than driving. Statistically, this makes no sense. Your odds of dying in a car crash in any given year are roughly 1 in 8,000. Your odds of dying in a plane crash are roughly 1 in 11 million. Driving is about 1,375