Up Next
Back to Show
NOVA
Humans May Have Lived in North America Earlier Than Thought
Ancient human footprints in White Sands National Park reveal that humans first arrived in North America thousands of years earlier than previously thought.
Support Provided By
1:53:49
A two-hour special from the producers of "Making Stuff"
53:10
Is our universe unique, or could it be just one in an endless "multiverse"?
53:40
Take a wild ride into the quantum realm, where even the impossible seems possible.
53:40
It defines our lives, but what is time really? Have a look into its true nature.
53:40
Surprising clues indicate that space is very much something and not nothing.
1:43:15
We are on the verge of answering one of the greatest questions in history: Are we alone?
Unlock with PBS Passport
53:05
Big quakes are inevitable, but can we prevent their devastation?
Unlock with PBS Passport
52:52
Can markets be rational when humans aren't?
Unlock with PBS Passport
1:42:48
Seven doctors, 21 years... Saving lives is only part of the story.
Unlock with PBS Passport
53:12
The "Car Talk" guys look for a new breed of clean, fuel-efficient vehicles.
1:52:42
The story of how African-American Percy Julian defied the odds to become a famous chemist.
Unlock with PBS Passport
52:31
What led to the devastating floods that Hurricane Katrina unleashed on New Orleans?