Robert F. Kennedy Jr. is going viral on social media after he was caught on camera adding a mysterious blue liquid to his in-flight beverage, and internet sleuths believe they know what it is.

I tried dying my laundry blue with Mrs. Stewart’s Concentrated Liquid Bluing to see if the $5 solution could help make my ...

Glass bottles don't break in the freezer just because water expands when it freezes. (Bermek/Shutterstock) Glass bottles ...

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 ...