1) The process of nuclear fusion powers the sun and other stars, fusing hydrogen atoms together to form helium and releasing vast amounts of energy in the process.

2) The insurance industry is one of the oldest industries in the world, with roots dating back thousands of years.

3) The Bugatti Veyron, one of the fastest production cars in the world, can reach speeds of over 250 miles per hour (402 km/h).

4) The Great Wall of China is not visible from space without aid, contrary to popular belief.