How Mars Technology Gave Us Cheap Energy Storage
Every year, some company claims they've cracked long-duration energy storage. And every year, we're still leaning on lithium-ion batteries that tap out after a few hours. You've heard the promises. You've seen the press releases. And you're probably as tired
What the Iran War Means for Renewable Energy
The war in Iran just triggered the most severe oil supply shock in history. Start your 7-day free trial + unlock 4 extra months of Surfshark VPN — head to https://surfshark.com/undecided or use code UNDECIDED at checkout! Gas prices had their biggest one-month spike ever. The average American househ
How This Heat Pump Water Heater is Also a Battery
How This Heat Pump Water Heater is Also a Battery. Go to https://ground.news/undecided for an innovative way to stay fully informed on tech, energy, the climate and more. Save 40% on the Ground News unlimited access Vantage plan with my link. Heat pump water heaters have been around for over a decad
Why China’s Supercritical CO₂ Turbine Matters
For over 200 years, we've been generating electricity essentially the same way: by boiling water. And it's worked! Today, steam turbines power the vast majority of the world's electricity. But this technology, which has powered us since the industrial revolution, might not be up
The National Grid Is Dead. Here's What Replaces It.
In April 2025, most of Spain and Portugal went dark. A cascading failure knocked out the Iberian peninsula's grid in seconds. Just four years earlier, Texas came within 4 minutes and 37 seconds of its own total collapse.1 Not a temporary blackout. A full shutdown. What engineers
The Mystery Behind Donut Lab's "Impossible" Battery
Ever since Donut Lab announced their miracle solid-state battery, the internet has been absolutely certain about what it is. A capacitor. Vaporware. A scam. Except when you actually dig into those explanations, a lot of them start falling apart. Here's what Donut Lab is actually claiming: more energy
Why Waiting for Perovskite Solar Isn’t Worth It (Solar 3.0)
Perovskite solar cells could hit 35% efficiency and cost half as much as silicon, but they're still years away from your roof. Meanwhile, silicon panels just lost their 30% federal tax credit in the US, making them suddenly more expensive. So here's the $20,000 question:
How 40-Ton Spinning Wheels Are Saving the Power Grid
When Spain's power grid failed on April 28th, 2025, it quickly became a very serious issue. Not only for the economic impacts, but life-or-death serious due to multiple, indirect deaths associated to the blackout. Emergency services, transportation, communication and other vital services were halted during this power outage.
Why Aluminum Batteries Could Beat Lithium
Your lights just flickered. Not for long. Just a split second. You probably didn't think much about it, but somewhere a battery may have just saved your city from a blackout. I’m not talking about keeping your phone charged or your EV running. These kinds of batteries