🏗️ China is Building Gravity Batteries

Check out this week's top 5 IE Originals videos, featuring the most fascinating stories in science, engineering, and tech.

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China is Building Gravity Batteries

The push for renewable energy sources has birthed a new problem: where will we store all that energy? What happens if the sun isn't up, there is no wind, but the city still needs power? This new technology just might be the answer: gravity batteries.

German Steel: Why the Leopard and Marder IFV Dominate the Battlefield

Germany’s Leopard Main Battle Tank (MBT) and Marder Infantry Fighting Vehicle (IFV) exemplify cutting-edge armored warfare. The Leopard, with its superior firepower, advanced armor, and precision fire control, dominates modern battlefields, while the Marder provides high mobility, protection, and firepower for mechanized infantry.

The $5 Billion Mega Dam Creating Tension on the Nile

The world's eyes are on Ethiopia and the Great Ethiopian Renaissance Dam. Egypt could lose the water that's the lifeblood of the Nile. Sudan could end up flooded. And China could gain much from Ethiopia's construction loan. Just how big of a wave can a single dam really make?

Why Are Over 4,000 Military Planes resting in the Middle of Desert?

Ever wonder where military planes go to retire? The world’s largest boneyard, AMARG in Arizona, holds thousands of aircraft across 2,600 acres—some scrapped, others preserved for future use.

Is Sea-Steading a Reality or Libertarian Fantasy?

Waterfront properties are some of the most sought-after and most expensive properties in the world. Sea-steading offers a new opportunity: living on the water, not just by it. What kind of engineering goes into building a community on the sea?