Useless Facts Thread

In Texas, there is a law stating vehicles can't drive over 45 miles/hour...


Without driver.

A ducks quack does not echo.

Wrong. A duck's quack does echo. Tested and confirmed by Mythbusters. Any sound creates an echo to some degree, even if it is below the hearing level of human ears.

That's not useless...

46% of American adults can’t read well enough to understand the label on their prescription medicine.

E.Coli has a maximum doubling time of 20 minutes.

With perfect resources, a single E.Coli cell could grow to a colony with the mass of the earth in approximately two days.

This mass exceeds that of the universe by 3 days.

Be careful how you use the term "Exponential Growth."

Only the Alpha male and female Clown fish are allowed to breed. Clownfish are sequential hermaphrodites, meaning that they develop into males first, and when they mature, they become females. If the female clownfish is removed from the group, such as by death, one of the largest and most dominant males will become a female. The remaining males will move up a rank in the hierarchy.

To crush the brick at the bottom, a tower of 2x4 Lego Bricks would have to be approximately four kilometers/miles tall.

I can't remember which one it was; I know that 1 Kilometer =/= 1 Mile. It's just one of those.

To reach the moon, a tower of 2x4 Lego Bricks would contain nearly 3.5 billion bricks. There are 4.8 billion bricks total in the world. If they were 2x4 flat bricks, the number would triple to 10.5 billion.

There are over two million ways to combine three different 2x4 bricks; however, not a single one of these combinations involves putting any of the bricks diagonally.

I like Legos. :3