- The first train reached a top speed of only 8 kmh (5 mph).
- You blink over 4 million times a year.
- A cats urine glows under a blacklight.
- A shrimp's heart is in its head.
- The first rugby club was formed in 1843.
- The algae found in the world's oceans produces nearly 50% of the world's oxygen.
- A rainbow can only be seen in the morning or late afternoon.
- Dolphins can hear underwater sounds from 24km (15miles) away.
- Banana trees are actually herbs.
- The word racecar can be spelled the same way backwards.
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