How did the massive container ship Dali drift into Baltimore’s Key Bridge, causing the deadly collapse? Just minutes before impact, the ship suffered two devastating blackouts, causing it to ...

An asteroid is on a collision course with Earth, possibly making impact in 2032. But there’s no cause for alarm: There’s about a 2% chance of impact, and that number may go down. An asteroid ...

Discover how an $8 billion transformation turned LaGuardia from a dreaded airport into a state-of-the-art facility through groundbreaking engineering and design. The redevelopment of LaGuardia was ...

Explore the revolutionary engineering behind Paris’s iconic landmark. Completed in just over two years for the 1889 World’s Fair, the iron tower smashed the record for the tallest structure on ...

This hour-long program is divided into eight chapters. Choose any chapter below and select QuickTime or Real Video to begin viewing. If you experience difficulty viewing, it may be due to high demand.

An elite corps of secret U.S. astronauts is trained to gather intelligence on the Soviets during the Cold War.

Populations in both rich and poor nations are on a course to change dramatically in the coming decades. These changes could radically impact economies as well as have enormous consequences for ...

Ever since 1722, when Captain Jacob Roggeveen, a Dutchman and the first European known to have reached Easter Island arrived, scholars have debated the origins of the isolated population he found ...

Over 2,700 years ago, the Assyrians exiled the ten tribes of the Kingdom of Israel. The ten tribes would have returned at once to the Holy Land had not the Lord encircled them with the legendary ...

The search for the cause of the fire that brought down Swissair Flight 111 on the evening of September 2, 1998, killing all 229 people aboard, took over four years and cost $39 million. It was one ...

Arch bridges are one of the oldest types of bridges and have great natural strength. Instead of pushing straight down, the weight of an arch bridge is carried outward along the curve of the arch ...

So what's so great about the Great Pyramid? Lots of stuff, like its amazing shape and dimensions. Click on the pyramid to find out more. Build a scale model of the Great Pyramid and compare it to ...