Believe it or not, reality is teeming with weird phenomena. In many cases, reality is stranger than invented stories. Check out these cool facts to feed your brain.
Let's begin with this: natural honey has an eternal shelf life. In fact, explorers have unearthed vessels containing honey in Egyptian pyramids that are thousands of years old and perfectly good to consume. This is due to its unique chemical structure which makes it impossible for bacteria to survive.
In the animal kingdom, octopuses actually have 3 separate hearts. Two hearts pump blood to the respiratory system, while the other one pumps it to the organs. Also, when an octopus moves quickly, the heart that delivers blood to the body takes a break, which is why they tend to scuttle rather than float.
Another weird fact: scientifically, bananas are berries, however, raspberries are not. Nature is often complicated like that! Furthermore, cucumbers are technically considered fruit, not vegetables.
Finally, did you know that it is impossible to make a humming noise while holding your nose? Go ahead and test it out right now! It happens because humming requires airflow to pass through your nose, and blocking it stops the sound.
There are countless of the fact many cool things out there. Learning new things keeps the brain sharp. Never stop learning!