In some real-world settings, taxicab geometry is more convenient, and more relevant, than Euclidean geometry. Engineers use ...

“Red Dye number 3 contains four iodine atoms in the molecule. And iodine acts on the thyroid. And so when you’re ingesting large amounts of iodine, it stands to reason that it would affect the ...

Last month, the Food and Drug Administration announced it is banning Red No. 3, a food dye additive in processed foods like sodas, sweets and snacks. Recently, it and other dyes were linked to ...