Voltage fade has quietly limited some of the most promising lithium-ion cathodes, eroding the energy they can deliver long ...

An electric eel doesn’t bite first. It fires. Its body is packed with thousands of specialized electrocytes — biological cells stacked like batteries. When triggered, they discharge in perfect ...

The distribution of Japanese eels (Anguilla japonica) at the northern edge of the species' range appears to be shaped by ...

South Florida researchers warn the Everglades face an Asian swamp eel invasion, depleting small fish and starving wading birds, threatening the wetland food web.

The Tennessee Aquarium has an unusual way of lighting up a Christmas tree. Miguel Wattson, an electric eel, does the job with ...

Opponents of a plan to remove two Pacific Gas & Electric Co. dams from the Eel River in Lake and Mendocino counties have ...