In Chile, scientists confirmed bird flu spread between sea lions: the first known mammal transmission of the virus.

Scientists have solved the mystery of what killed over 5 billion sea stars — also known as starfish — off the Pacific coast ...

Nine-year-old Corale Olsen was out in the water at Asilomar State Beach during surf camp with her brother and sister<a class="excerpt-read-more" href=" More ...

"I have surfed in these waters since I was about 6 years old, but never ever seen something like that," the instructor said.