The ocean is teeming with life. But unless you get up close, much of the marine world can easily remain unseen. That's ...

don't be surprised if water resembles a frothy substance. According to the National Oceanic and Atmospheric Administration, sea foam forms when the organic and artificial matter in the ocean is ...

San Francisco's Ocean Beach was covered in what appeared to be "snow" when viewed from a distance on Friday, but really the white stuff strewn across sands was a frothy foam created by turbulent ...