Couples' personalities converge over time to make partners more and more similar.
235
On average people fear spiders more than they do death.
447
The Pittsburgh Steelers were originally called the Pirates.
50
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
There are 2,500,000 rivets in the Eiffel Tower.
98
Oak trees can live 200 or more years.
61
One in five long-term love relationships began with one or both partners being involved with others.
177