An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
A cow produces around 200,000 glasses of milk in her lifetime.
373
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165