Skip to main content
Donate

Up Next

Atul Gawande: U.S. is not "going to have ebola outbreak"

Atul Gawande: U.S. is not "going to have ebola outbreak"

Video
1:59
Meet the disease detectives tracking Ebola at the CDC

Meet the disease detectives tracking Ebola at the CDC

Video
8:16
Do we burden the presidency with impossible expectations?

Do we burden the presidency with impossible expectations?

Video
6:40
Will flight tracking evolve in wake of Malaysia Air mystery?

Will flight tracking evolve in wake of Malaysia Air mystery?

Video
7:33
Can air power alone stop advance of Islamic State militants?

Can air power alone stop advance of Islamic State militants?

Video
8:05
Artist Ai Weiwei explores definition of freedom at Alcatraz

Artist Ai Weiwei explores definition of freedom at Alcatraz

Video
6:24
Why Ebola is outpacing health efforts on the ground

Why Ebola is outpacing health efforts on the ground

Video
6:36
Restored wetlands welcome wildlife around San Francisco Bay

Restored wetlands welcome wildlife around San Francisco Bay

Video
8:16
Can U.S. decrease child migration by sponsoring programs?

Can U.S. decrease child migration by sponsoring programs?

Video
6:23
We all die, so why don’t we die well?

We all die, so why don’t we die well?

Video
6:46
Ark. Republicans fall in line to support minimum wage hike

Ark. Republicans fall in line to support minimum wage hike

Video
6:05
Nobel honors activism to empower most vulnerable of children

Nobel honors activism to empower most vulnerable of children

Video
4:51
Back to Show
PBS News Hour

How many Nobel winners does it take to improve a light bulb?

The Nobel Prize in Physics was awarded to three scientists who created the revolutionary LED light, which is 20 times more efficient than a standard incandescent bulb. Science correspondent Miles O’Brien joins Jeffrey Brown to talk about the winners and their energy-saving research, plus a look at this year’s Nobel Prize in Medicine.
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