'Shell-crushing,' an explosive sound, occurs when marine animals crack open hard shells like clams to eat the edible tissue. There hasn't been any data to support this feeding noise, until now. A ...

Dear Matthew Alice: My mother showed me a trick to do with a big shell she has, and I want to know how it works. When I put the shell on my ear, I can hear the ocean that it came from. How does that ...

'Shell-crushing'—exactly what it sounds like—is a predatory mode used by numerous marine life from crabs to octopuses to large fishes and mammals when they eat hard-shelled mollusks like clams, ...