When winter wanes and days grow longer, the door to Ron Palau’s barber shop in Essex swings open more often. Palau’s got something that shoreline people want. And it isn’t just a haircut. Boaters, ...

A ripple flows gently inland across an expanse of dark-gray mud. It washes in, then drains back, dampening the surface; it briefly fills, then empties from, tiny holes made by innumerable small crabs.

Detailed study of a Greenland glacier's flow rate reveals the impact of environmental conditions. Even though 'glacial' is commonly used to describe extremely slow, steady movement, a new study has ...