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A single human exhale contains roughly 25 sextillion molecules, and the air on Earth is mixed thoroughly enough that statistically, every breath you take contains at least one molecule that was exhaled by Julius Caesar, by Cleopatra, and by every human who has ever lived

A single human exhale contains roughly 25 sextillion molecules, and the air on Earth is mixed thoroughly enough that statistically, every breath you take contains at least one molecule that was exhaled by Julius Caesar, by Cleopatra, and by every human who has ever lived

Take a breath. A normal one, nothing special. You just inhaled around 25 sextillion molecules of air. That’s 25 followed by 21 zeroes. Even trying to write it out — 25,000,000,000,000,000,000,000 — doesn’t really help, because the human brain isn’t built to picture numbers that big. But here’s the part that’s worth sitting with for [...] The post A single human exhale contains roughly 25 sextillion molecules, and the air on Earth is mixed thoroughly enough that statistically, every breath you take contains at least one molecule that was exhaled by Julius Caesar, by Cleopatra, and by every human who has ever lived appeared first on Space Daily .