Iron weighs more after it rusts.
16
Indoor pollution is 10 times more toxic than outdoor pollution.
62
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
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
A ball of glass will bounce higher than a ball made of rubber.
73
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
One barrel of petroleum holds 42 gallons.
20