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Dubai just started casting the 25,000 concrete rings for a tunnel nobody has begun digging, 100 million pounds stacking up in a yard — the machine that installs them digs and lines at the same time, steered from a control room 8,000 miles away in Texas
A 300-ton furnace in Washington State runs at 2,100 degrees and can never be switched off — if the glass pool inside ever freezes, the machine is dead — and it just turned the first 100,000 gallons of America’s worst nuclear waste into solid glass
Germany built the heaviest machine that has ever moved across land, a 14,196-ton excavator as long as two football fields that claws a soccer stadium of earth off a coal seam every day. It was built to reach the exact fuel the country is now racing to stop burning
Two batteries built to sit in a shed for 25 years without fading just got hired where lithium fails: one stores charge in molecules dissolved in water on a Maldives island running on imported diesel, the other runs on zinc for a California tribe bracing for 18-hour wildfire blackouts — and neither one can catch fire