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?

PBS’ premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

NOVA Episodes

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The Planets: Ice Worlds

Beyond icy worlds of Uranus and Neptune, Pluto dazzles with its mysterious ocean.

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The Planets: Saturn

NASA's Cassini reveals the mysteries of Saturn's rings—and new hope for life on a mo...

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The Planets: Jupiter

Jupiter's massive gravitational force has made it a wrecking ball and a protector of Earth

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The Planets: Mars

Before it was a dry planet, Mars was a wet world that may have hosted life.