Seeing Data

Friday morning video – Asteroid Discovery From 1980 – 2010

Chris McDowall Sep 10, 2010

An incredible video created by Scott Manley shows the locations of known asteroids starting in 1980. As asteroids are discovered they are added to the map and highlighted white so you can pick out the new ones. Armagh Observatory host a current map of the solar system where you can see a two dimensional projection of known near-Earth objects. Read More

Why visualise data?

Chris McDowall Sep 03, 2010

Why visualise data? In the introduction to his classic text, The Visual Display of Quantitative Information, Edward Tufte answers this question in three words. “Graphics reveal data”. To illustrate his point Tufte asks the reader to examine four datasets of eleven (x, y) datapoints, collectively known as Anscombe’s quartet. I’ve reproduced them in the … Read More