Tidal power is a way to generate clean, renewable energy by harnessing the rise and fall of ocean tides. Unlike wind and solar power, tidal power is predictable on a regular basis.

Although it’s been debated for decades, the topic of tidal energy has dominated the headlines of late. What is it, what benefits does it offer and what’s the potential for its future use? We’ll tell ...

The world’s oceans could play a role in supporting the clean energy grids of the future. But that possibility hinges on the successful rollout of tidal stream and wave technology. Tidal stream energy ...

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 ...