The Toilet Lid Lock, to prevent unauthorized access to the toilet.
The human eye blinks an average of 4,200,000 times each year.
Bats always turn left when exiting a cave.
Researchers recently sprouted a lotus seed known to be 1,288 years old, making it the oldest seed ever germinated.
The normal energy used by our brain is 0.1 calories per minute, and could go up to 1.5 during activities such as puzzle-solving.
The Sun is 330,330 times larger than Earth.
Its impossible to sneeze with your eyes open.
Residents of the Havasupai Indian Reservation in Northern Arizona get their mail delivered by mule.