An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
A cow produces around 200,000 glasses of milk in her lifetime.
373
Your thumb is about the same size as your nose.
124
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13