Discover why synthetic food dyes are being phased out in the US, how major brands are responding, and what challenges the ...

It conjures calm. But it’s not easy being blue. It’s not the easiest color to make, either. You can make a nice blue by mixing certain minerals with elements like mercury or lead. But they are ...

Vazquez adds that although Maya blue was identified as a new dye in 1931, it took scientists a long time to understand the formula, and studies are continuing.