Most cameras today top out at 10 to 20 megapixels. What if you want to take a gigapixel image? Here is one tool that will let you do it: The Gigapan system It is a small (3.5 pound) motorized mount that automatically takes dozens of images of the scene. Then you stitch them all together [...]

How does a mexican jumping bean work? Here’s the answer: [See previous question]

An interesting overview of of the world gold supply: Going for the World’s Gold Here’s how this gold is being extracted at the mine: See also a typical pit mine in the Western U.S.:

The Marathon Des Sables could be the most grueling footrace on the planet. It is a 6-day, 156 mile run through the Sahara desert. Officially it is known as an “ultramarathon”, but the extreme heat, plus the fact that you carry all your supplies in a backpack while running, makes it something more. In 2009 [...]

Here’s the answer: Why People Fake Their Deaths [See previous question]

Newsweek shoots down “healthy snacks”: Five ‘Healthy’ Snacks That Aren’t So Healthy And here are five “meal replacement bars” that don’t replace a meal: [See previous PSA]