How the world's longest underwater tunnel was built - Alex Gendler

How the world’s longest underwater tunnel was built – Alex Gendler

Flanked by two powerful European nations, the English Channel has long been one of the world’s most important maritime passages. Yet for most of its history, the channel’s rocky shores...

How the world's first metro system was built - Christian Wolmar

How the world’s first metro system was built – Christian Wolmar

 It was the dawn of 1863, and London’s not-yet-opened subway system, the first of its kind in the world, had the city in an uproar. Digging a hole under the...

How one design flaw almost toppled a skyscraper - Alex Gendler

How one design flaw almost toppled a skyscraper – Alex Gendler

In 1978, Diane Hartley was writing her undergraduate architecture thesis when she made a shocking discovery. Her paper focused on the Citicorp Center, a skyscraper in midtown Manhattan. And after...

Demolition, disease, and death: Building the Panama Canal - Alex Gendler

Demolition, disease, and death: Building the Panama Canal – Alex Gendler

In the middle of the 19th century, the California gold rush brought thousands of settlers to America’s west coast. But finding gold may have been easier than transporting it back...

Why isn’t the Netherlands underwater? - Stefan A

Why isn’t the Netherlands underwater? – Stefan A

lIn January of 1953, a tidal surge shook the North Sea. The titanic waves flooded the Dutch coastline, killing almost 2,000 people. 54 years later, a similar storm threatened the...

Will there ever be a mile-high skyscraper? - Stefan Al

Will there ever be a mile-high skyscraper? – Stefan Al

In 1956, architect Frank Lloyd Wright proposed a mile-high skyscraper. It was going to be the world’s tallest building, by a lot — five times as high as the Eiffel...

Blood, concrete, and dynamite: Building the Hoover Dam - Alex GendlerHigh

Blood, concrete, and dynamite: Building the Hoover Dam – Alex GendlerHigh

 above the floor of Nevada’s Black Canyon, a group of men repelled down the cliff face. Suddenly, a man stumbled over the canyon rim. He plummeted past the men, too...

Why doesn’t the Leaning Tower of Pisa fall over? - Alex Gendler

Why doesn’t the Leaning Tower of Pisa fall over? – Alex Gendler

In 1990, the Italian government enlisted top engineers to stabilize Pisa’s famous Leaning Tower. There’d been many attempts to right the tower during its 800 year history, but this team’s...

Ethical dilemma: Should we get rid of mosquitoes? - Talya Hackett

Ethical dilemma: Should we get rid of mosquitoes? – Talya Hackett

Because of the pathogens they carry, mosquitoes are responsible for more human deaths every year than any other animal, including other humans. But very few of the 3,500 mosquito species...

What’s worse than a wasp’s sting? Murder - Miles Zhang

What’s worse than a wasp’s sting? Murder – Miles Zhang

A cockroach and jewel wasp are locked in battle— but not for long. The wasp latches onto the cockroach, arcs her body, and inserts her stinger precisely into a cluster...

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