- The familiar smell of rain is called petrichor.
- The bigger the orange the sweeter sweeter it is.
- A lobsters blood is colorless but when exposed to oxygen it turns blue.
- Police dogs are trained to respond to commands in foreign languages (usually German or Hungarian).
- Ketchup was once sold as a medicine.
- The human body contains 96,000km(59,650miles) of blood vessels.
- Dairy cows drink up to 50 gallons of water per day.
- Women's hearts typically beat faster than men's hearts.
- Mistletoe is evergreen -even after a tree's leaves have fallen, it stays green.
- From space the brightest man made place is Las Vegas.
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