Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18
Less than 3% of the water produced at a large municipal water treatment plant is used for drinking purposes!
24
You can start a fire with ice.
367
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11
The average cough comes out of your mouth at 60 miles per hour.
126
One in five long-term love relationships began with one or both partners being involved with others.
177
An underwater forest off the coast of Alabama that is 50,000 years old was uncovered by Hurricane Katrina.
16