Up Next
Back to Show
NOVA
The Fabric of the Cosmos: The Illusion of Time Preview
Time. We waste it, save it, kill it, make it. The world runs on it. Yet ask physicists what time actually is, and the answer might shock you: They have no idea. Even more surprising, the deep sense we have of time passing from present to past may be nothing more than an illusion. How can our understanding of something so familiar be so wrong?
Support Provided By
Season
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.
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.
53:40
From electric flight to artificial noses, engineers are finding new ways to preserve our planet.
53:40
Humans are born to roam. See how engineers are inventing new ways to explore and extend our range.
53:40
Is engineering humanity’s superpower? See how we can amplify our natural abilities in amazing ways.
53:40
Dive into the universe at the tiniest – and weirdest – of scales.
Unlock with PBS Passport
53:34
Meet the surprising, oddball worlds moving around our solar system.