What fun fact wasn't used in my slide?
There is enough DNA in a body to go to pluto and back 17 times
There are 8 times as many atoms in a teaspoonful of water as there are teaspoonfuls of water in the atlantic ocean
Skylab, the first American space station, fell to the earth in thousands of pieces in 1979.
Tremendous erosion at the base of Niagara Falls (USA) undermines the shale cliffs and as a result the falls have receded approximately 7 miles over the last 10,000 years.