A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
If you fake a laugh long enough, you'll actually start to laugh really hard.
44
The word "listen" contains the same letters as "silent."
135