A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The strangers in your dreams are actually people that you've seen in real life.
50
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
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