References
10 – http://news.nationalgeographic.com/2015/10/151017-animal-behavior-sloths-slugs-turtles-tortoises-slow-manatees/
 9 - https://en.wikipedia.org/wiki/Neutron_star
8 - http://mentalfloss.com/article/24339/can-soap-get-dirty
7 - http://www.computerhope.com/issues/ch001404.htm
6 - https://en.wikipedia.org/wiki/Human_echolocation
5 - https://en.wikipedia.org/wiki/Effects_of_global_warming
http://abcnews.go.com/GMA/GlobalWarming/story?id=1769298
http://www.businessinsider.com/cities-that-will-be-underwater-because-of-climate-change-2015-10?IR=T
4 - https://www.google.com.au/search?sourceid=chrome-psyapi2&rlz=1C1MSNA_enAU675AU675&ion=1&espv=2&ie=UTF-8&q=most%20evil%20person%20of%20all%20time&oq=most%20evil%20person%20of%20all%20time&aqs=chrome..69i57j0l5.3728j0j4
https://en.wikipedia.org/wiki/Adolf_Hitler
https://en.wikipedia.org/wiki/Joseph_Stalin
3 - http://www.counselling-directory.org.uk/hearing-voices.html
2 - https://en.wikipedia.org/wiki/Chickenpox#Children
1 - http://www.sciencemag.org/news/2015/06/astronomers-spot-first-generation-stars-made-big-bang
http://abyss.uoregon.edu/~js/ast122/lectures/lec13.html