If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Your body is creating and killing about 2.4 million red blood cells per second.
17
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
A cow produces around 200,000 glasses of milk in her lifetime.
373