Compass and Straightedge

Compass and Straightedge

(alt-text)

The Greeks long suspected this, but it wasn't until April 12th of 1882 that Ferdinand von Lindemann conclusively proved it when he constructed himself the most awesome birthday party possible and nobody showed up.

What If? is on YouTube! The first video answers
“What if we aimed Hubble at Earth?” Follow the
What If? channel to be notified about new videos.