Insfrastruktur world

Storing electricity as liquid air at minus 196 degrees. We count down the five largest liquid air energy storage plants heading for 2030.

Feeding billions takes rivers of water. We count down the five largest irrigation megaprojects on the planet.

Why cool servers with air conditioning when space is freezing? The five boldest plans to move data centers into orbit by 2030.

Artificial islands in the North Sea built to harvest offshore wind at a scale never seen before. The five energy islands that could power tens of millions of homes by 2032.

From AI fire-spotting satellites to fireproof power grids, we count down the megaprojects fighting the world's fiercest wildfires.

Cold War fortresses built for nuclear war, now museums, hotels, and data centers. We count down the strangest second lives.

The world's highest viewpoints. From Paris to Jeddah to Tokyo's mile-high dreams, we count down the towers touching the sky.

Mile-high towers, pyramids in Tokyo Bay, a skyscraper hanging from an asteroid. Architecture's wildest dreams, counted down.

The Earth makes clean fuel underground. We count down the countries racing to find it, from Mali to France to Australia.

Storing energy as squeezed air in underground caverns. The fifty-year-old technology becoming the grid's savings account.

Vast artificial seas drowning valleys for power and water. We count down the five largest lakes humans ever built.

America, China, India, Europe, and the Emirates. Five strategies, one red destination. We count down the nations racing to Mars.

Beneath the waves run humanity's most extreme tunnels. Ranked by length, from Japan's Seikan to the Fehmarn Belt rising now.

Turning the tropical ocean's temperature difference into endless clean power. The technology fifty years in the making.

Storing clean energy in sand, salt, and hot rock. We count down the unsung technology solving renewable energy's biggest problem.

Highways that generate power. From cracked French experiments to Germany's solar noise barriers, the story of roads paved with sunlight.

A ribbon to orbit, a lunar freight line, a ring around the planet. We count down the boldest ideas for climbing to space without rockets.

Dome homes, floating neighborhoods, and grids that refuse to go dark. We count down the engineering fighting back against stronger storms.

Giant robotic printers are building houses, bridges, and towers layer by layer. We count down the five projects leading the construction revolution in 2026.

From a 3D-printed home in Texas to a frozen outpost in Antarctica — the five Earth-based habitats preparing humanity for life on Mars.

The oldest megaproject in history is making new land. We count down the five land reclamation giants reshaping coasts by 2030, from Dutch polders to China's dredgers.

Position is power. We count down the five countries building their own GPS systems by 2030, from Japan's precise QZSS to China's BeiDou.

The telephone system of the solar system is being rebuilt. We count down the five deep-space communication networks of 2035, from giant dishes to laser links.

Seconds that save lives: counting down the five earthquake early warning networks of 2026, from Mexico's pioneering sirens to America's ShakeAlert.

Cities are getting too hot to live in. We count down the five megaprojects cooling overheating cities by 2030, from cool pavements to China's sponge cities.