Strange But True: July 23, 2020

* In July 1999, four ladybugs and their favorite food, aphids, were sent into space on NASA's Columbia space shuttle to research how aphids escaped the ladybugs without the aid of gravity.

* The first documented use of toilet paper comes from 6th-century A.D. China.

* There are more than 40,000 toilet-related injuries in the U.S. each year.

* The University of Liverpool Library reported that someone used a plastic-wrapped slice of "undetermined" cheese as a bookmark in one of its returned books. The library tweeted a photo of the offending item with the caption, "This is not a bookmark," promp...