100-year-old colour perception theory had a math mistake: study

This visualization captures the 3D mathematical space used to map human color perception. (Credit: Los Alamos National Laboratory) This visualization captures the 3D mathematical space used to map human color perception. (Credit: Los Alamos National Laboratory)

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Which sponsors have pulled support for Hockey Canada?

Pressure appears to be mounting on Hockey Canada from both top corporate sponsors and political leaders, with Prime Minister Justin Trudeau suggesting that if the national hockey governing body continues to resist calls for change, the organization could be replaced. Several corporate sponsors have confirmed pulling their support. Here's what they have said about their decisions.

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