Electric fish are some of the most extraordinary creatures that live on this planet, and while ghost knifefish might not be the most deadly of these bright sparks, they do set their own records. They ...

Researchers at Northwestern University have created a robotic ghost knifefish. It was no small feat: the ghost knifefish has a strange, ribbon-like fin that gives it incredible maneuverability, both ...

It has long been assumed that when one brown ghost knifefish “chirps” at another knifefish by altering the electrical field it produces, it is communicating with the other fish. But it appears that ...