The Efficiency Paradox: Why Modern Car Engines Need Cleaning With... Walnut Shells

Published on Sept. 10, 2025, 1:54 p.m.

There’s a quiet paradox humming under the hood of most cars built in the last decade. Automakers have been locked in a furious …

The Unintended Consequence of Fuel Efficiency: Why Your Modern Engine is Slowly Choking

Published on Sept. 10, 2025, 12:18 p.m.

The car in your driveway is likely an engineering marvel. Over the past two decades, engineers have squeezed astonishing levels…