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We examine more threats--both natural and manmade--that may endanger civilization; from the far reaches of space to tiny viruses, doomsday sources are many.

Modern Marvels

More Doomsday Tech

Doomsday threats range from very real, nuclear arsenals, to controversial, global warming, to futuristic - nanotechnology, cyborgs, and robots.

Doomsday Tech 1

Celebrate the ingenuity and imagination found in the world around us. 24/7 episodes of Modern Marvels, television's most innovative series.

Chaos in Guadalajara, Mexico, when the city streets explode; an airplane crash outside of Paris that ranks as one of the worst in history; two mining dams in Italy collapse engulfing a village in a tidal wave of sludge.

Engineering Disasters 16

Battered and fried or simply raw--seafood is a popular dish, no matter how you serve it; americans consume more than 5-billion pounds yearly, an order that takes more than a fishing rod to fill and worries conservationists.

Commercial Fishing

It comes in many deadly shapes and sizes, and the transportation of dangerous cargo is one of the most meticulously planned procedures in the shipping world.

More Dangerous Cargo

Extruders, molds, in-line conveyor belts; are these machines manufacturing adhesives, plastics, or parts for your car? No, they're making treats for your mouth--and you will see them doing their seductively tasty work in this scrumptious episode.

Snackfood Tech

Chicago flood; Alpine tunnel fires; riverboat boiler explosion; building collapse; plane crash.

Engineering Disasters 15

When the men and women aboard a modern submarine hear the command to dive, they can take a measure of comfort in the fact that no US sub has been lost in nearly 40 years, though it's been said that the sea is a more hostile environment than space.

Sub Disasters

A toxic waste dump at Love Canal in Niagara Falls, N.Y.; software flaws render Patriot Missiles inaccurate; the collapse of 7 World Trade Center; the Cocoanut Grove nightclub fire in Boston.

Engineering Disasters 13

In the world of surveillance, Big Brother is not only watching, he's also listening, analyzing, recording, scanning, and tracking every aspect of our lives; with advanced surveillance technology, there's virtually no place to hide.

Surveillance Tech

Bridges are the lifeline of Japan; since the 1930s, the island nation has dreamt of linking its many parts as a whole; WWII diverted the resources needed to accomplish this, and only since 1960 has the dream moved again, slowly, toward reality.

The World's Longest Bridge

Sinkholes; use of asbestos; Chang River flood; liquid natural-gas explosions; Hyatt Hotel walkway collapses.

Engineering Disasters 11

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S10 E56 | Doomsday Tech 1

E57 | More Doomsday Tech

E56 | Doomsday Tech 1

E55 | Engineering Disasters 16

E54 | Commercial Fishing

E53 | More Dangerous Cargo

E52 | Snackfood Tech

E51 | Engineering Disasters 15

E47 | Sub Disasters

E46 | Engineering Disasters 13

E45 | Surveillance Tech

E43 | The World's Longest Bridge

E42 | Engineering Disasters 11