Unbelievable Moments Captured on Camera at the Perfect Time

The More You Know

• Pilots and their co-pilots are required to eat different meals before flights so that they don’t both end up with food poisoning.
• A full jumbo jet tank has enough fuel to drive a car around the world four times.
• An oyster's sex is fluid.
• The glass winged butterfly lacks colored scales, which makes its wings transparent and helps it avoid predators.