Alien responds with, “I’ve been watching you humans. You drive normally on a green light, stop on a red light, and on the yellow, you drive as fast as you possibly can.” It’s an old, old joke.

If you’re looking for a tasty low-calorie light beer, one of the best options is also the most overlooked: Guinness Draught. The idea that this Irish dry stout is thick and heavy is one of beer ...

When you shine light through a prism, it breaks up the white light into its colorful parts. Red, orange, yellow, green, blue, indigo, and violet. Student: Hey, that's a rainbow!