There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14