In the age of Instagram, the best foods are the most colorful ones, whether they be fresh produce, bespoke fruit-based cocktails, or, um, food coloring-filled frappuccinos. Enter, then, color-changing ...

Brewing a cup of butterfly pea flower tea, made from a Southeast Asian flower, is like seeing a glow stick turn from a boring translucent-gray tube into a glimmering neon cylinder for the first time.

Kylie Jenner stunned her Instagram followers with a color-changing tea that’s actually an ancient medicinal beverage that has been used for centuries. Made popular in South East Asia, the butterfly ...