Robotic jellyfish fueled by seawater

Engineers have built a robotic jellyfish, fueled by hydrogen, which they say could be used in underwater rescue missions.

Ocean-thermal energy to debut in the Bahamas

Ocean Thermal Energy and Bahamas Electricity have signed a Memorandum of Understanding to develop two ocean thermal energy conversion (OTEC) plants in the Bahamas.

This battery is powered by water

Batteries are often thought of as energy storage devices because that is how we use them on a day to day basis.