Image Credits:TechcrunchIt may not look like much, but Finland has just powered up the world’s largest sand battery—a massive 49-foot silo filled with 2,000 metric tons of crushed rock.Yes, actual sand.This type of thermal energy storage system works by using electricity—often from renewable sources—to heat sand or crushed rock. The stored heat can then...
Image Credits: New AtlasConnecting a charging cable to your EV isn’t complicated, but with the rise of robotics, why not let machines handle it? That’s exactly what Hyundai plans to do at a South Korean airport.Most EV drivers manage plugging in, but those with mobility issues might need help. For autonomous vehicles, expecting passengers...
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