An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Your thumb is about the same size as your nose.
124
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
You forget 90% of your dreams.
256
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Only about 2% of the world population has green eyes.
36