The first two minutes are probably the most boring video ever shot. The next 5 minutes are the most incredible footage I have ever seen.
The power of Ptolemy's epicycles to describe planetary orbits, or indeed anything at all, is deftly illustrated.
Created by The Car Connection
I'm thinking this is a bit low. First of all, a gallon of food is a huge amount of food. I'd have serious trouble eating that in a whole day, so I could get two days walking out of it for sure. But maybe they're including water as part of the gallon, in which case there's not that much food at all, since I could go through a gallon of water in a few hours of exercise. But it seems wrong to count water as fuel. It's more analogous to your oil and coolant than your gasoline.
Here's a nice vid that reminded me of when I once worked in astronomy...
Apparently, fewer than 50% of people know that 1 year is the length of time it takes for the Earth to go around the sun. This makes me very sad.
Things that mobu likes, things that mobu does, things that mobu makes, things that mobu thinks.