Up Next
Back to Show
NOVA
Search Engine Breakdown
Why does a widely used internet search engine deliver results that can be blatantly racist and sexist? Two leading information researchers investigate their discoveries of hidden biases in the search technology we rely on every day.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
53:27
Forensic science is put to the test after the first-ever staged multi-vehicle pileup.
53:29
A first-of-its-kind experiment aims to stage a multi-vehicle pileup to gain new data on car safety.
1:36:42
After centuries of pseudoscience, researchers examine the causes of racial health disparities.
Unlock with PBS Passport
53:41
Follow scientists in a quest to understand how complex forest ecosystems can help cool our planet.
53:39
Explore key military technologies in the American colonies’ fight for freedom.
53:32
Follow the investigation into the deadly container ship collision that closed the Port of Baltimore.
Unlock with PBS Passport
53:40
Archaeologists uncover new truths about Pompeii, a wealthy Roman playground with dark secrets.
Unlock with PBS Passport
53:40
A long-lost ancient cemetery opens the door to a unique period in Egyptian history.
53:40
Fossils reveal how birds survived the killer asteroid and became today’s only living dinosaurs.
Unlock with PBS Passport
53:40
Follow the race to build a world-class airport on the site of one of America’s busiest flying hubs.
Unlock with PBS Passport
53:43
Can science reveal the secrets of mysterious objects seen in our skies?
53:40
Mysterious bodies are found under one of the world’s most famous cathedrals.