The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
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
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Mars had an oxygen-rich atmosphere around 4 billion years ago
13