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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4