Robert F. Kennedy Jr. was seen on a plane adding a blue liquid to his drink, leading to online speculation. The substance is ...

A video of Robert F Kennedy Jr showing him adding a mysterious bright blue substance to his drink led to controversy and curiosity on social media ...

This blue liquid is your indicator solution for the chemistry experiment. Next, pour about 1 tablespoon of the indicator into each of three clean clear plastic cups. Add 1 drop of lemon juice to the ...