There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
17
Billions of neutrinos pass unnoticed through your body every second.
6
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Between 2007 and 2012, Bill Gates gave away $28 billion; saving 6 million lives.
34
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7