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
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
You forget 90% of your dreams.
256
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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
Your body is creating and killing about 2.4 million red blood cells per second.
17