The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket. See more

Peanuts are one of the ingredients of dynamite. See more

Rubber bands last longer when refrigerated. See more

It takes a plastic container 50,000 years to start decomposing. See more

Plants that are not cared for will cry for help, a thirsty plant will make a high-pitched sound that is too high for us to hear. See more

You use over 70 muscles to say one word. See more

Banging your head against a wall uses 150 calories an hour. See more

55% of people yawn within 5 minutes of seeing someone else yawn. Reading about yawning makes most people yawn. See more

Electricity doesn't move through a wire but through a field around the wire. See more