The vertical rise and fall of the tides — driven by the gravitational forces of the moon and sun acting on the oceans’ waters — also causes motion of water called currents within bays, harbors and ...

A Swedish start-up company is generating electricity from low-velocity tidal currents with a system of underwater kites called "Deep Green." The kites are equipped with turbines tethered to the ocean ...

What if we could harness the relentless power of the ocean to light up our homes and power our cities? Between Mainland Orkney and the island of Eday in Scotland, this isn’t just a dream—it’s a ...

But there are other types of hydropower that harness marine currents, tidal energy and wave energy, also referred to as marine current energy. Tidal stream turbines work much like submerged windmills, ...

Razorbill tag data revealed that, at night, these seabirds spent a lot of their time idle on the sea surface. 'We saw this as an opportunity to (...) test if the birds might be drifting with the tidal ...

KIRKWALL, Scotland — Huddled inside what looks like a tanker ship anchored about two miles from shore, engineers from the Spanish company Magallanes Renovables monitor two giant rotors below the hull ...