A brilliant new voice in science writing--"witty, whip-smart, truly one of our best" (Mary Roach)--shows why playfulness and curiosity are the key to science Why would anyone research how elephants pee? Or study worms who tie themselves into a communal knot? Or quantify the squishability of a cockroach? It all sounds pointless, silly, or even disgusting. Maybe it is. But in The Salmon Cannon and the Levitating Frog, Carly...