Science Friday: Why boiling water freezes faster than cold water

Vsauce talks water science as part of World Water Day

Yesterday was World Water Day, a global event aimed at getting more people to get involved in providing potable drinking water to communities that don't have it, despite an abundance of water available. As part of this effort, science-video creator Vsauce has this special video talking about some of the science of water, but he also helps promote World Water Day by providing other links to water efforts around the world.

Keith Shaw rounds up the best in geek video in his ITworld.tv blog. Follow Keith on Twitter at @shawkeith. For the latest IT news, analysis and how-tos, follow ITworld on Twitter, Facebook, and Google+.

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