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

The typical laboratory mouse runs 2.5 miles per night on its treadmill. See more

The can opener was invented 48 years after cans were introduced. See more

The cigarette lighter was invented before the match. See more

If you have a car remote and you step out of its range, point it to your head and it will work again! See more

It is impossible for a human to lick their elbow. See more

A cat's urine glows under a black light. See more

If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee. See more

An adult human heart weighs about 10 ounces and beats over 100,000 times a day See more