Why Bridges Collapse

In 2018, Italy's Morandi Bridge collapsed, tragically killing 43 people. For 50 years, the iconic bridge had withstood the elements—and stress from ever-increasing traffic. What went wrong that fateful day? And how can new engineering technology protect bridge infrastructure to prevent such tragic failures in the future? Through eyewitness testimony, expert interviews, and dramatic archival footage, NOVA investigates the Morandi disaster and other deadly bridge collapses across the United States.
Trailer
Recently Updated Shows

MasterChef Australia
MasterChef Australia is an Australian competitive cooking game show consisting of a group of hopeful contestants that cook and present food to judges in order to win the title of MasterChef Australia.

The Daily Show
Hosted by a rotating cast of comedy greats, The Daily Show remains the go-to source for provocative satire, insightful interviews and an award-winning team of correspondents and contributors.

Late Night with Seth Meyers
Seth Meyers, who is Saturday Night Live's longest serving anchor on the show's wildly popular "Weekend Update," takes over as host of NBC's Late Night — home to A-list celebrity guests, memorable comedy and the best in musical talent.
As the Emmy Award-winning head writer for "SNL," Meyers has established a reputation for sharp wit and perfectly timed comedy, and has gained fame for his spot-on jokes and satire. Meyers takes his departure from "SNL" to his new post at "Late Night," as Jimmy Fallon moves to The Tonight Show.