Shell Shock
Why do players very rarely win at the “shell game,” where they have to say which of three shuffled shells covers a pea? Clue: The game is rigged. The dealer is fast,...
Read MoreWhy do players very rarely win at the “shell game,” where they have to say which of three shuffled shells covers a pea? Clue: The game is rigged. The dealer is fast,...
Read MoreWhy Do Some Birds Eat Grit? Birds which peck grain and other seeds also peck grit to help them to digest these hard foods. Because birds have no teeth, the work of...
Read MoreHow Can You Tell a Terrapin from a Tortoise? All turtles, tortoises, and terrapins are reptiles. They all have scales, lay eggs, and are ectothermic; they vary in size...
Read MoreMost jewelry is made from precious stones, mined from the earth. But pearls are formed inside the shells of creatures known as pearl oysters. Pearls are made of the...
Read MoreHow Do Scallops Swim? One could say that scallops jet-propel themselves through the water. Like oysters and clams, the shells of scallops have two tightly fitting...
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