TechnologyARMY on Instagram: "Researchers at the University of California, Santa Barbara built a robot just 30 cm long and ~100 grams — yet it can jump 33 meters straight up. That’s higher than a 10-story building. The secret? A carbon-fiber bow-shaped spring that slowly stores energy, then releases it all at once — just like how fleas jump. Instead of constant power, it uses pure physics and timing. This kind of design could reshape how robots explore collapsed buildings, rough terrain, or even

🇮🇱🇮🇷 Two cities. Same war.Tel Aviv digging through collapsed buildings after Iranian missiles.Isfahan engulfed in fireballs from coalition strikes on weapons depots.Neither side is stopping.

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Condition of U.S. Highway Bridges

Khanabadosh 🪂 on Instagram: "This viral clip shows a train crossing what appears to be one of the world’s most intimidating railway bridges — the kind engineered decades ago using steel trestles and minimal foundations to span deep valleys and rugged landscapes. Although these structures may look fragile by today’s standards, many were built with impressive precision. Their triangulated steel frameworks evenly distribute weight and allow them to withstand strong winds, constant vibration, and t