The question IS the answer. One question lies at the heart of our eternal quest for scientific truth: WTF? And sometimes, the answer is the same as the question: WTF! Inside you'll find a collection of weird, true facts—discoveries so over the top, you won't look at the universe in the same way ever again. For example: — Every sunrise is a mirage. — Space smells like a NASCAR race. — Lizard spit can curb your appetite. — Herring communicate by farting. — And the next big thing for data storage? Human DNA. Our universe is truly a marvel. Always question. Always wonder. And don't be afraid to say, WTF?!