1) The fingerprints of koalas are so similar to humans that they have been mistaken at crime scenes.

2) DNA, the building block of life, can store incredible amounts of data. It is estimated that one gram of DNA could potentially store about 215 petabytes of data.

3) The game of rugby originated at Rugby School in England and has since evolved into different versions, including Rugby Union and Rugby League.

4) The eye of a cyclone is a region of calm, relatively clear skies and light winds at the center of the storm.