The wheel was invented over 5,500 years ago.

Thomas Edison tested over 1,000 materials before inventing the light bulb.

The microwave oven was invented accidentally.

The first computer weighed over 27 tons.

The telephone was invented by Alexander Graham Bell in 1876.

Penicillin was discovered by accident by Alexander Fleming.

The World Wide Web was invented in 1989 by Tim Berners-Lee.

Airplanes were invented by the Wright brothers in 1903.

The printing press revolutionized the spread of knowledge.

The first vaccine was developed by Edward Jenner in 1796.