Click to enlarge graph of Usain Bolt’s world record at the Olympics.
Amphibious Robot Snake
Could this be the best post title ever?
I want one!

The robotic snake was produced by Hirose Fukushima robotics laboratory in Japan; their website has lots more information.
Microsurgery origami
Check out this video of a very skilled surgeon using the da Vinci robotic surgery equipment to fold a tiny paper crane.
Impressive stuff!
How computers calculate
A computer calculates using binary – those are the 1s and 0s you’ve heard about. The marble machine in the video below replaces these 1s and 0s with “marble” and “no marble” to show how the calculating process works.
It’s hypnotic in a strange way!


