Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The only letter not appearing on the Periodic Table is the letter "J".
180
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Nearly 50% of the world's scientists are assigned to military projects.
71
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Aluminum used to be more valuable than gold!
84