Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
The sun is 330,330 times larger than the earth.
75
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
4.5 pounds of sunlight strike the Earth each day.
27
Billions of neutrinos pass unnoticed through your body every second.
6