You might want to be sitting down for this one...
Just read that again...
An incredible 26% of people surveyed by the American Association for the Advancement of Science appear to be completely unaware a fundamental truth first proposed in 1543 by Nicolaus Copernicus.
And it doesn't stop there - only 48% think that human beings "developed from earlier species of animals", or "evolution" as it were.
The Big Bang theory also took a hammering with a paltry 39% thinking the universe began with a huge explosion.
More encouragingly for our trans-atlantic cousins, 84% know that the centre of the Earth is very hot and 83% know the continents have been moving for millions of years.
But we Europeans shouldn't smirk too much - a survey conducted in the EU in 2005 found 66% of people thought the Sun orbited the Earth.