National Geographic has some amazing footage of the Deepwater Horizon oil rig in the minutes leading up to its total collapse into the Gulf Mexico. Eleven workers on the rig lost their lives and the environmental fallout continues to grow every hour.
The watt (W).
Bandied about in conversations regarding anything from car-stereo speakers to nuclear reactors, we take it for granted as self-explanatory. But is it? Just in case you are unfamiliar with the term and its usage, here's a breakdown a-la Wikipedia: