There are a few reasons some people think warm milk helps you fall asleep. First off, milk contains tryptophan, the same ingredient that makes everyone sleepy after Thanksgiving dinner. In…

Sometimes people blame that after-dinner drowsiness on the turkey. Turkey meat contains an amino acid called L-tryptophan, and this compound helps makes you sleepy. But you’d have to eat turkey…

The Milky Way Galaxy is named for its milky appearance. There’s a Greek poem that describes the galaxy as “that shining wheel, men call it Milk.” To the Greeks, the…

Cut apples turn brown because of a reaction called oxidation. Oxygen in the air reacts with a natural substance in apples called phenolase and turns the cut surface brown. Mild…

That mild achin’ in your head you speak of is known, in not-so-scientific terms, as an “ice cream headache” or “brain freeze.” And while some like it cold–especially those of…