The so‑called Baghdad battery has long sat at the crossroads of science, archaeology, and speculation, its humble clay jar ...

Cells do more than carry out chemical reactions. New theoretical work suggests they may also generate usable electrical ...

Inside every living cell, tiny molecular machines are constantly in motion, shifting shapes, tugging on membranes and shuttling ions from one side to the other. That restless activity does more than ...

Researchers have constructed a photovoltaic cell that harvests energy from the environment during the day and night, making use of the heat leaking from Earth back into space. At night, solar cells ...