Researchers have cataloged 426 potential tidal-stream turbine sites spread across 19 countries, quantifying a theoretical energy resource of 1,000 terawatt-hours per year from 262 of those locations.

Recent disruptions to oil supply in the Middle East have sent energy prices soaring, reminding countries how vulnerable they ...

For every small step we take towards responsible living—buying eco-friendly light bulbs, and so on—there are gadgets that help us make giant leaps in our quest for sustainability. This week in our ...

Tidal power is a fantastic source of clean, predictable energy – if you can harness it. It's proven immensely difficult due to a range of factors, but engineering giant SKF says it's making major ...

CHERBOURG, France, February 16, 2026--HydroQuest, the global leader in marine tidal turbines, welcomes the inclusion of tidal stream energy in France’s Multiannual Energy Plan ...

🛍️ Amazon Big Spring Sale: 100+ editor-approved deals worth buying right now 🛍️ By Sara Kiley Watson Published Jun 9, 2022 11:40 AM EDT Add Popular Science (opens in a new tab) Adding us as a ...

What happens if you run an electric motor backwards? In short, it stops being a motor and becomes a generator. Following this principle, researchers at the University of Southampton have built a new ...

The U.K.’s annual electricity demand is expected to more than double by 2050. To meet this daunting target without relying on fossil fuels, the government is betting big on wind power—one of the ...

"During the early hours of this morning … our tidal stream array off the coast of the Pentland Firth became the first tidal stream array in the world to generate 50GWh of electricity," Graham Reid, ...

Scotrenewables Tidal Power has announced that its 2 MW floating tidal stream turbine prototype has managed to generate more than 3 GWh of renewable electricity during its first year of continuous ...

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, ...

The European Commission has described "ocean energy" as both abundant and renewable. The MeyGen tidal stream array has now exported more than 25.5 gigawatt hours of electricity to the grid since 2017.