For our purposes: Myths are commonly held beliefs or ideas that are false. For a claim to be considered a myth one or more parts of it must be proved false. Other definitions of myth, such as those pertaining to the not false-but-allegorical stories we tell to explain things, are discussed on our “what is a myth?” page.

Below is a collection of all factoids rated “myth” (as in “not true or not fully true”) by our authors.  If you disagree or have more evidence to support a claim consider commenting. See our list of facts here.


The Universe is Mostly Empty Space Myth

The universe and everything in it, including humans, is mostly “empty space.” However, space is not actually “empty,” it’s filled with quantum fields and dark energy.

Fahrenheit 451’s Main Theme is Censorship Myth

Fahrenheit 451’s main theme isn’t censorship, it’s the loss of intellectual curiosity due to reliance on mass media and technology. It is people, not the state, who are to blame for the burning and banning of books.

Humans Only Use a Small Part of Their Brain Myth

Evidence suggests that humans use virtually every part of their brain on a daily basis. Some areas function more than others at any given time, but every part of the human brain has a function.