A Maine-based renewable energy company with plans to build a tidal generator in Nikiski is now eyeing a second tidal site. Ocean Renewable Power Company hopes it can harness the strong tides in the ...

Lance McMullan tests an early prototype of his tidal generator in Juneau in October 2023. (Photo by Anna Canny/KTOO) Inventor Lance McMullan has a beautiful house on Douglas Island. But he spends ...

Tides are predictable years in advance, unlike wind or sunlight. Because of this reliability, harnessing the energy of ocean tides has long appealed to engineers. The difficulty lies in building ...

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The City of Liverpool, England, has unveiled advanced proposals to build the world’s largest tidal power generator on the River Mersey. If it’s built, Mersey Tidal Power would become the largest tidal ...

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 ...

The UK’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 ...

Potential benefits of tidal energy as a renewable-energy source. What is a tidal barrage power system? U.K. efforts to implement tidal power. A major source of tidal energy comes from the natural rise ...

The attraction of a tidal generator is that water has 800 times the density of air, so it contains 800 times the energy when in motion. That basic fact explains why tidal generators are attracting the ...