10 Fascinating Scientific Facts

1. Butterflies taste nectar using their hind legs – this is because their sense of taste operates mainly through contact. They can decide if the food in front of them is 'tasty' enough by feeling the nectar and the leaf's surroundings.

2. When we are under significant stress, our bodies crave sweet, fatty, and unhealthy foods more intensively.

3. Our bodies have approximately 62,000 kilometers of blood vessels. If we were to lay them out, they would circle the Earth about 2.5 times.

4. Pine tree roots can extend beyond 30 km in length.

5. The energy produced by an average hurricane is equivalent to an 8,000-megaton bomb.

6. The cyclist who set a record for high speed is Fred Rompelberg from the Netherlands, who reached a speed of nearly 167 km/h (!).

7. Positive emotions enhance the brain's ability to make good and accurate decisions.

8. Despite their clumsy and heavy appearance, polar bears can break running records, reaching speeds of 25 km/h and can leap nearly six meters into the air.

9. The largest coral reef in the world, known as The Great Barrier Reef, contains over 1,500 different fish species and is located in Australia.

10. In 2011, astronaut Andrew Feustel discovered that even though something got into his eye, he couldn't shed tears. The tears pooled in his eyes, but without gravity to pull them down, they stayed in place, causing a stinging sensation.