Tag » Eratosthenes

Flat Earth

The misconception

People in the middle ages generally believed that the earth was flat and were persecuted by the church if they claimed it was a globe… 869 kata lagi

Aristotle

Science in the Bible - Round Earth

(3 Minute Read)

What did Christopher Columbus, Pythagoras, and Aristotle have in common with the Hebrew prophet Isaiah?

They all knew earth is a sphere… 946 kata lagi

Postaweek

Sieve of Eratosthenes (without iteration) in MATLAB

For my CS class there was an extra credit problem in this week’s problem set where we had to write a sieve of Eratosthenes to find prime numbers up to an input integer. 525 kata lagi

People you meet on the Road V: The Pelican King

Over the winter of 2015, after having spent a wonderful and eventful Summer in Turkey, I decided to return to a small town called “Fethiye” for Christmas Holidays. 1.881 kata lagi

Blog

The Legacy of Eratosthenes

There’s always a tendency to discredit knowledge and geniuses from the past.  We have access to an abundance of scientific information and data today, and it’s very easy to pass judgment.  468 kata lagi

Inspiration

Learning Critical Thinking Through Astronomy, Week 7

The week began with my expectation that students had watched a YouTube clip showing an excerpt from Carl Sagan’s COSMOS series in which Sagan explains Eratosthenes’ work with shadows. 456 kata lagi

Motivations

It’s Been Done Before

Zhang Heng (c79 – 139CE)

I have never experienced an earthquake and have no desire to for that matter but it has always surprised me that seismology still appears to be a fairly inexact science. 450 kata lagi

Culture