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Renewable Energy

Exploring everything within renewable energy like solar panels, wind turbines, hydro, geothermal energy, battery technology, and more.

Why Waiting for Perovskite Solar Isn’t Worth It (Solar 3.0)

By Jon Okun
Energy Production

How 40-Ton Spinning Wheels Are Saving the Power Grid

By Jon Okun
Energy Storage

Why Aluminum Batteries Could Beat Lithium

By Heather Hunsperger
Energy Storage
A Bluetti Sodium Battery
Energy Storage

Are Sodium Batteries Already Dead?

NOTE: An earlier version of this story incorrectly associated the failure of Northvolt to their sodium ion battery production issues, but their challenges ...
By Jon OkunJanuary 27, 20260
A kesterite solar cell held next to a chunk of metal
Renewable Energy

The Solar Underdog That Could Rival Perovskite

Perovskite solar cells are smashing efficiency records and starting to hit the market, but what if the real future of solar is a ...
By Heather HunspergerJanuary 20, 20260
Swiftsolar's pyramid shaped solar technique
Energy Production

How Solar Changed in 2025 (And What’s Next)

I called 2024 the year of perovskites. We got our first commercial shipments and some record-breaking efficiencies. But 2025? This was the year ...
By Vincent M.December 16, 20250
Sweetch power plant render
Energy Production

Why Coastal Cities Are Betting on Osmotic Power

What if you could power cities just by mixing river water with seawater? Around 15,000 TWh of energy pours into the oceans each ...
By Heather HunspergerDecember 9, 20250
A bag of graphene powder in front of a solar panel
Energy Production

How Two Overhyped Materials Could Change Solar Forever

What if solar panels could generate twice the power for a fraction of the cost, making them cheap enough that you’d actually want ...
By Jon OkunDecember 2, 20250
An inside view of a solid state battery
Energy Storage

Solid-State Batteries: Hype vs. Reality

If you’ve been following battery tech for the past decade, you’ve heard the solid state battery story before. Toyota promised them by 2025. ...
By Jon OkunNovember 4, 20250
Matt Ferrell in front of a diagram of a geothermal heat loop
Renewable Energy

How My Geothermal Heat Pump Really Performed (2 Years)

I’ve had my geothermal heat pump for the past two years now. So far, it’s been helping me to reach my net zero ...
By Matt FerrellOctober 21, 20250
A lump of zinc next to three AAA batteries
Energy Storage

The Surprising Battery Discovery No One Saw Coming

We’ve been told for years that fast-charging kills batteries. The typical warning is that if you spring for too much current too quickly, ...
By Heather HunspergerOctober 14, 20250
A Kitepower AWES flying in the sky
Renewable Energy

How Kites Could Transform Global Energy Forever

This kite isn’t just soaring gracefully … it’s also generating energy from the wind. If you’re like me, you’re probably thinking: “Neat, but ...
By Jon OkunOctober 7, 20250
Satellites beaming laser energy to the earth
Energy Production

Why Space Solar Might Finally Work (But Not How You Think)

  Thanks to reusable rockets that fly, land, and fly again, launch costs are coming back down to Earth. And that’s revived a ...
By Heather HunspergerSeptember 30, 20250

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    Why Waiting for Perovskite Solar Isn’t Worth It (Solar 3.0)

    1 week ago
  • Matt Ferrell stood in front of his house in the snow

    Geothermal vs Air Source Heat Pump: Which is Worth It?

    2 weeks ago
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    How 40-Ton Spinning Wheels Are Saving the Power Grid

    3 weeks ago
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    Why Aluminum Batteries Could Beat Lithium

    1 month ago

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