John Green looks at some of history's greatest hoaxes.
- Geek & Sci-Fi
Did you know words like "jiffy" and "dash" and "pinch" actually have very specific meanings.
John Green runs through some of the most common spelling and grammar errors.
John Green looks at some rather odd pet choices including zebras, skunks, and hippos.
John Green sorts through acronyms and initialisms you may not know the origins of, such as M&M's and BMW.
A look at some rather famous people who married their cousins, including Albert Einstein and Charles Darwin.