Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
Couples' personalities converge over time to make partners more and more similar.
235
By raising your legs slowly and laying on your back, you can't sink in quicksand.
105
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
The face of a penny can hold about thirty drops of water.
85
'Second Street' is the most common street name in the U.S.; 'First Street' is the sixth! "
41
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7