1. In ancient times doctors used spiderwebs to make bandages for their patients.
2. About 98% of the thoughts you have each day are the same thoughts you had the previous day.
3. The microwave was invented by accident in 1945, when an engineer working close to high powered radars noticed the candy bar in his pocket had melted.
4. Hummingbirds do everything fast. In just one minute they can flap their wings 50 times, have their heart beat 1200 times, and take 250 breaths of air.
5. Bees must collect nectar from 2 million flowers to produce one pound of honey.