A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
There are 365 steps on the front of the U.S. Capitol Building - one for every day of the year.
50
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244