Before you get in the ocean this Memorial Day weekend, look for rip currents. Here's how to identify them and how to escape, ...

Undertow: A scientific term used to describe the seaward return of water close to the bottom surface that is driven by breaking waves.

It might seem appealing to splash into the water with nothing but ... Instead of dolphin diving beneath every wave with a big breaststroke to catch the undertow, you want to coast with the top ...

Rip currents are strong channels of water flowing away from ... the current beneath the surface when waves are breaking upon the shore,” NOAA says. “Undertow is often mistakenly used to ...