The strangers in your dreams are actually people that you've seen in real life.
50
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Only about 2% of the world population has green eyes.
36
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3