The tiny, pale surf clam about the size of a fingernail that most people have seen and collected on beaches around the world holds clues in its shell to Earth's past. For the first time, researchers ...

At first sight, the moon clam may not look like a contender for stardom. Its size is humble, its color pale. Most shocking of all, for a clam, its shells can’t even close. But this oddball of the ...

The tiny, pale surf clam about the size of a fingernail that most people have seen and collected on beaches around the world holds clues in its shell to Earth’s past. For the first time, researchers ...