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
Nachos were actually invented by a guy named Nacho. Happy Nacho Day!
13
In Brazil, prison inmates can reduce their sentence by 4 days (up to 48 days a year) for every book they read and write a report on.
32
Cuban rescue workers use sniffer rabbits to find people in collapsed buildings.
10
In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
25
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9