An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Your thumb is about the same size as your nose.
124
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A cow produces around 200,000 glasses of milk in her lifetime.
373
Cows can sleep standing up, but they can only dream lying down.
745
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94