An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Your thumb is about the same size as your nose.
124
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140