|
|
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
The longest a person has survived after a heart transplant is 24 years.
Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.
Approximately 500,000 babies are born each year in the United States to teenage mothers.