The golden ratio is a famous geometry idea with a connection to ancient Greece. (When it came to mathematics, physics, astronomy, philosophy, drama, and the like, those ancient Greeks sure did kick some[more…]
Projectile motion is the motion of a thrown object (baseball, bullet, or whatever) as it travels upward and outward and then is pulled back down by gravity. The study of projectile motion has been important[more…]
You can figure out the earth's circumference using a geometric formula that's over 2,000 years old! Contrary to popular belief, Christopher Columbus did not discover that the Earth is round. Eratosthenes[more…]
Even before Columbus sailed across the Atlantic Ocean (thus proving the Earth was round), mathematicians had already developed a very simple formula to calculate the distance to the horizon. Although[more…]
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