Nervous system and muscles in sea urchin larvae: Green indicates the entire larval nervous system. Magenta marks the muscles of the digestive tract. Tsukuba, Japan—A cluster of non-visual, ...

A study by the Max Planck Institute for Multidisciplinary Sciences and the University of Bonn has shown that pH value is crucial for sperm motility in sea urchins and salmon. An increase in pH ...

Nature does it again! The natural world has a knack for giving us the blueprints for some useful technologies, and the humble sea urchin is the latest contributor. Scientists have designed a new class ...

Study reveals sea urchin spines' gradient architecture converts mechanical motion to electrical signals, informing designs ...

With their pointy spines, sea urchins are not warm and fuzzy marine animals that people want to snuggle up to. While they are an essential part of the ocean’s ecosystem, they can puncture a person’s ...