Great white sharks are so scared of killer whales that they'll avoid an area for up to a year after spotting one.
The toilet is statistically the cleanest place in your home. Your desk, kitchen sink, and cellphone all have more bacteria.
Sony’s PlayStation 4 costs $381 to manufacture.
After Hitler ordered the deportation of Denmark's Jewish population, Danish citizens organized a massive evacuation of the Jews to neutral Sweden, despite the risks. In the end, 99% of Danish Jews survived the Holocaust.