Skip to main content
Donate

Up Next

U.S. optimism lags behind economic gains, study finds

U.S. optimism lags behind economic gains, study finds

Video
5:07
What's going on Pakistan?

What's going on Pakistan?

Video
7:43
Motivating middle school students to apply for college

Motivating middle school students to apply for college

Video
8:20
Football’s grip on America is a double-edged sword

Football’s grip on America is a double-edged sword

Video
5:39
Why negotiations likely ‘only way out’ of Ukraine crisis

Why negotiations likely ‘only way out’ of Ukraine crisis

Video
5:09
More part-time workers face instability, long hours

More part-time workers face instability, long hours

Video
9:11
Why continued protests may curb Pakistan’s democracy

Why continued protests may curb Pakistan’s democracy

Video
7:43
Detroit students turn fire into a musical

Detroit students turn fire into a musical

Video
6:26
How should the U.S. respond to Steven Sotloff’s killing?

How should the U.S. respond to Steven Sotloff’s killing?

Video
14:25
Could the celebrity photo hack happen to you?

Could the celebrity photo hack happen to you?

Video
8:10
Why is Ebola proving so hard to contain?

Why is Ebola proving so hard to contain?

Video
7:07
One family’s quest to give Chinese orphans a happy home

One family’s quest to give Chinese orphans a happy home

Video
9:19
Back to Show
PBS News Hour

Debunking the ancient Paleo Diet in modern cultures

Regarding the world's swelling population, the September issue of National Geographic examines the Paleo Diet as a way to feed the planet's future generations and offers a more complete look at what our ancestors really ate. Science writer Ann Gibbons joins Hari Sreenivasan to discuss how the real Paleo Diet varies among cultures. 
Support Provided By
January 23, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 21
January 23, 2026 - PBS News Hour full episode
January 23, 2026 - PBS News Hour full episode
January 22, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 20
January 22, 2026 - PBS News Hour full episode
January 22, 2026 - PBS News Hour full episode
January 21, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 19
January 21, 2026 - PBS News Hour full episode
January 21, 2026 - PBS News Hour full episode
January 20, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 18
January 20, 2026 - PBS News Hour full episode
January 20, 2026 - PBS News Hour full episode
January 19, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 17
January 19, 2026 - PBS News Hour full episode
January 19, 2026 - PBS News Hour full episode
January 16, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 16
January 16, 2026 - PBS News Hour full episode
January 16, 2026 - PBS News Hour full episode
January 15, 2026 - PBS News Hour full episode
56:46
Season 2026 Episode 15
January 15, 2026 - PBS News Hour full episode
January 15, 2026 - PBS News Hour full episode
January 14, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 14
January 14, 2026 - PBS News Hour full episode
January 14, 2026 - PBS News Hour full episode
January 13, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 13
January 13, 2026 - PBS News Hour full episode
January 13, 2026 - PBS News Hour full episode
January 12, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 12
January 12, 2026 - PBS News Hour full episode
January 12, 2026 - PBS News Hour full episode
January 11, 2026 - PBS News Weekend full episode
26:52
Season 2026 Episode 11
January 11, 2026 - PBS News Weekend full episode
January 11, 2026 - PBS News Weekend full episode
January 10, 2026 - PBS News Weekend full episode
26:44
Season 2026 Episode 10
January 10, 2026 - PBS News Weekend full episode
January 10, 2026 - PBS News Weekend full episode
Show more
Active loading indicator