One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

British beaches have all the usual suspects like shells, seaweed, and maybe the odd crab scuttling for cover. But look a little closer, and the shoreline starts to feel more like another planet.