Does the human body contain gold? Can eating spinach really make you stronger? Quench your curiosity with the fascinating facts behind every-day mysteries. Why do Bruises go from Blue to Green to Yellow? Why do we get the hiccups? Do carrots make you see better in the dark? Why can't elephants jump? Toads give you warts Why do squid squirt ink? Why is the desert hot during the day and cold at night? What's an allergy?