Facts You Probably don’t Need
- Dead skin cells are a major component of household dust, along with fibers, pollen, and other microscopic debris.
- If laid end to end, the blood vessels in the human body would stretch more than 60,000 miles.
- The human eye can distinguish roughly one million different colors.
- German chocolate cake was invented in Texas and is named after Samuel German, an American chocolate maker, not the country.
- The Philippines consists of 7,641 islands, though only about 2,000 are inhabited.
- A full journey on the Trans-Siberian Railway crosses eight time zones, making it one of the longest rail trips in the world.
- Scientists estimate there is enough gold inside Earth to coat the planet’s entire surface in a thin layer—if it could all be extracted.
- Cleveland was once the fifth-largest city in the United States, reaching its peak population in 1920.
Facts by Sean McVeigh, factologist.