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Brennan: Post-9/11, U.S. Has 'Right Balance' Between...

Brennan: Post-9/11, U.S. Has 'Right Balance' Between...

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PBS News Hour

How Has Skyscraper Design Changed Since 9/11?

The collapse of the Twin Towers served as a stark and stunning reminder to architects and engineers of the value of using concrete to protect skyscrapers from the ravages of fire. Miles O'Brien reports on how the design of skyscrapers has changed since 9/11. This report was produced in collaboration with the PBS program "NOVA."
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February 13, 2026 - PBS News Hour full episode
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Season 2026 Episode 36
February 13, 2026 - PBS News Hour full episode
February 13, 2026 - PBS News Hour full episode
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Season 2026 Episode 35
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February 12, 2026 - PBS News Hour full episode
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Season 2026 Episode 34
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February 11, 2026 - PBS News Hour full episode
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Season 2026 Episode 33
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February 10, 2026 - PBS News Hour full episode
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Season 2026 Episode 32
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Season 2026 Episode 31
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Season 2026 Episode 27
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