![The Discovery Files show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/014/590/small/the-discovery-files.jpg)
Summary: Scientists at the Georgia Institute of Technology have found evidence that when corals are under attack by toxic seaweed they do what anyone might do when threatened--they call for help.
Summary: Scientists at the Georgia Institute of Technology have found evidence that when corals are under attack by toxic seaweed they do what anyone might do when threatened--they call for help.