Invisible Ink #6: The Quest for Absolute Zero

Have you ever been on a journey where failure was inevitable? Pretty discouraging, right? Well, John Davis looks at failure a little differently than the rest of us. A scientist at the University of Alberta, Davis studies the effects that extremely cold temperatures have on physical objects. And we mean it when we say extremely cold. Think minus 273.15°C. There's only one problem: here on earth, it's impossible to reach that temperature. But that hasn't stopped Davis from trying.

Put on your parka, throw on your touque. This episode of Invisible Ink is going to get a little chilly.