For many creatures, having a limb caught in a predator’s mouth is usually a death sentence. Not starfish, though—they can detach the limb and leave the predator something to chew on while they crawl ...

The five-armed figure of many starfish has to be one of the most iconic underwater curiosities in the world. How did these marine invertebrates attain such a bizarre body? It turns out that they weren ...

A 500-million-year-old fossil from Morocco, discovered by Natural History Museum scientists, is offering extraordinary new insights into one of evolution's most puzzling transformations: how ...