7 articles
Seven portable power station brands, compared on the numbers that matter: warranty terms, verified review scores, battery chemistry, and price per watt-hour. The same 1,024 watt-hours sells for 399 dollars at Pecron and lists for 899 at Bluetti, and the cheapest reliable path of all is last year's premium model on a clearance shelf.
At 20°F an electric car loses about 12% of its range with the heater off and about 41% with it on. Roughly two-thirds of what you lose is spent warming the cabin, not the battery, which is why the fixes most guides recommend are the wrong ones.
On February 12, the Commerce Department finalized a combined 170% duty on Chinese battery anodes. The problem? The U.S. doesn't make any yet.
China's new 'GB 38031-2025' safety standard mandates a 'no fire' rule that effectively bans high-nickel NCM batteries. Here is why the West's favorite chemistry is now illegal in the world's biggest market.
Green Hydrogen has been stuck at 75% efficiency for decades. Hysata's new Capillary-Fed Electrolysis breaks the laws of physics, hitting 98% efficiency and slashing costs to $1.50/kg.
Lithium-ion wins the sprint. Rust batteries win the marathon. We explore how 'reversible rusting' is solving the hardest problem in renewable energy.
For 100 years, cars have carried their fuel. Now, the fuel tank is becoming the car. We explore the 'Massless Energy Storage' breakthrough that turns carbon fiber chassis into functioning batteries.