The world's largest invertebrate remained hidden from humanity until a tantalising glimpse 100 years ago. But it would be ...

A relatively small amount of groundwater trickling through Alaska's tundra is releasing huge quantities of carbon into the ...

The man and woman whose sailboat was full of water used their last flares to attract the attention of a cargo ship off the ...

You might be hearing about the gulf off the coast of the U.S. and Mexico. Here's what to know about the body of water the ...