Skip to main content
Donate

Up Next

Why we need to get young adults out of their comfort zone

Why we need to get young adults out of their comfort zone

Video
3:07
News Wrap: U.S. marks 17th anniversary of 9/11 attacks

News Wrap: U.S. marks 17th anniversary of 9/11 attacks

Video
2:45
Carolinas brace for ‘monster’ Hurricane Florence

Carolinas brace for ‘monster’ Hurricane Florence

Video
10:40
Wildfires bring lingering worries about what's in the air

Wildfires bring lingering worries about what's in the air

Video
9:12
Trump’s EPA eases rules on climate-changing methane

Trump’s EPA eases rules on climate-changing methane

Video
4:43
How Betsy DeVos wants to defang rules for-profit colleges

How Betsy DeVos wants to defang rules for-profit colleges

Video
6:09
17 years on, is Afghanistan making progress toward peace?

17 years on, is Afghanistan making progress toward peace?

Video
11:13
Flying into hurricanes, scientists search for more certainty

Flying into hurricanes, scientists search for more certainty

Video
9:18
'Now is the time' to evacuate Hurricane Florence danger

'Now is the time' to evacuate Hurricane Florence danger

Video
5:45
News Wrap: Tropical storm Olivia drenches Hawaii

News Wrap: Tropical storm Olivia drenches Hawaii

Video
4:45
FDA wants e-cigarette makers to extinguish use by kids

FDA wants e-cigarette makers to extinguish use by kids

Video
9:40
Kavanaugh and the abortion debate factor in key Senate race

Kavanaugh and the abortion debate factor in key Senate race

Video
6:46
Back to Show
PBS News Hour

'If you think you know everything, you can't learn anything'

When students come into Dan Levitan's lab, he spends most of his time trying to teach them that they don't know everything they think they do. "Knowledge can only be created in an environment where we're open to the possibility that we're wrong," he says. Levitan shares his humble opinion on the best way to help students.
Support Provided By
February 13, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 36
February 13, 2026 - PBS News Hour full episode
February 13, 2026 - PBS News Hour full episode
February 12, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 35
February 12, 2026 - PBS News Hour full episode
February 12, 2026 - PBS News Hour full episode
February 11, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 34
February 11, 2026 - PBS News Hour full episode
February 11, 2026 - PBS News Hour full episode
February 10, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 33
February 10, 2026 - PBS News Hour full episode
February 10, 2026 - PBS News Hour full episode
February 9, 2026 - PBS News Hour full episode
56:45
Season 2026 Episode 32
February 9, 2026 - PBS News Hour full episode
February 9, 2026 - PBS News Hour full episode
February 6, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 31
February 6, 2026 - PBS News Hour full episode
February 6, 2026 - PBS News Hour full episode
February 5, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 30
February 5, 2026 - PBS News Hour full episode
February 5, 2026 - PBS News Hour full episode
February 4, 2026 - PBS News Hour full episode
56:44
Season 2026 Episode 29
February 4, 2026 - PBS News Hour full episode
February 4, 2026 - PBS News Hour full episode
February 3, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 28
February 3, 2026 - PBS News Hour full episode
February 3, 2026 - PBS News Hour full episode
February 2, 2026 - PBS News Hour full episode
56:44
Season 2026 Episode 27
February 2, 2026 - PBS News Hour full episode
February 2, 2026 - PBS News Hour full episode
January 30, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 26
January 30, 2026 - PBS News Hour full episode
January 30, 2026 - PBS News Hour full episode
January 29, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 25
January 29, 2026 - PBS News Hour full episode
January 29, 2026 - PBS News Hour full episode
Show more
Active loading indicator