physics

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How to Weigh a Million £ Without a Scale (Or Any Pounds)

By Adrian Covert on at

In physics, approximations are important. Developing a predictive model for how something will move/behave/react based on information from another object or scenario can provide a helpful frame of reference. To illustrate this point, the always excellent YouTube series MinutePhysics shows us how to weigh a million dollar bills without having a scale; a single bill, or the knowledge of how much a dollar weighs.

Where's My Water? for iPad and iPhone: A Tragic Tale about an Anthropomorphic Lizard with Obsessive Compulsive Disorder

By Bulent Yusuf on at

In the US, there's a persistent urban legend about pet lizards being flushed down the toilet, which then grow up to become angry, vengeful, sewer-dwelling alligators. This same legend was the inspiration for Eastman and Laird's Teenage Mutant Ninja Turtles. The lesson here is that cruelty to lizards is both detrimental to your health, and also incredibly lucrative.