Skip to main content
Donate

Up Next

Will flight tracking evolve in wake of Malaysia Air mystery?

Will flight tracking evolve in wake of Malaysia Air mystery?

Video
7:33
Do we burden the presidency with impossible expectations?

Do we burden the presidency with impossible expectations?

Video
6:40
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
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
Why Ebola is outpacing health efforts on the ground

Why Ebola is outpacing health efforts on the ground

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

Restored wetlands welcome wildlife around San Francisco Bay

Video
8:16
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
January 9, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 9
January 9, 2025 - PBS News Hour full episode
January 9, 2025 - PBS News Hour full episode
January 8, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 8
January 8, 2025 - PBS News Hour full episode
January 8, 2025 - PBS News Hour full episode
January 7, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 7
January 7, 2025 - PBS News Hour full episode
January 7, 2025 - PBS News Hour full episode
January 6, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 6
January 6, 2025 - PBS News Hour full episode
January 6, 2025 - PBS News Hour full episode
January 5, 2025 - PBS News Weekend full episode
26:45
Season 2025 Episode 5
January 5, 2025 - PBS News Weekend full episode
January 5, 2025 - PBS News Weekend full episode
January 4, 2025 - PBS News Weekend full episode
26:45
Season 2025 Episode 4
January 4, 2025 - PBS News Weekend full episode
January 4, 2025 - PBS News Weekend full episode
January 3, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 3
January 3, 2025 - PBS News Hour full episode
January 3, 2025 - PBS News Hour full episode
January 2, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 2
January 2, 2025 - PBS News Hour full episode
January 2, 2025 - PBS News Hour full episode
January 1, 2025 - PBS News Hour full episode
57:46
Season 2025 Episode 1
January 1, 2025 - PBS News Hour full episode
January 1, 2025 - PBS News Hour full episode
December 31, 2024 - PBS News Hour full episode
57:46
Season 2024 Episode 369
December 31, 2024 - PBS News Hour full episode
December 31, 2024 - PBS News Hour full episode
December 30, 2024 - PBS News Hour full episode
57:46
Season 2024 Episode 368
December 30, 2024 - PBS News Hour full episode
December 30, 2024 - PBS News Hour full episode
December 29, 2024 - PBS News Weekend full episode
26:45
Season 2024 Episode 367
December 29, 2024 - PBS News Weekend full episode
December 29, 2024 - PBS News Weekend full episode
Show more
Active loading indicator