Skip to main content
Donate

Up Next

U.S. sees another 2.4 million jobless claims amid pandemic

U.S. sees another 2.4 million jobless claims amid pandemic

Video
4:19
New COVID-19 model shows why early action matters

New COVID-19 model shows why early action matters

Video
5:15
Why Gov. Ralph Northam delayed reopening parts of Virginia

Why Gov. Ralph Northam delayed reopening parts of Virginia

Video
7:00
News Wrap: Powerful cyclone batters India, Bangladesh

News Wrap: Powerful cyclone batters India, Bangladesh

Video
5:46
U.S. cites Russian treaty violations as cause for withdrawal

U.S. cites Russian treaty violations as cause for withdrawal

Video
6:36
How the pandemic has pushed U.S. retail to brink of collapse

How the pandemic has pushed U.S. retail to brink of collapse

Video
7:11
Can transit workers be kept safe among crowds of passengers?

Can transit workers be kept safe among crowds of passengers?

Video
9:19
A virologist answers questions on coronavirus transmission

A virologist answers questions on coronavirus transmission

Video
6:54
Americans prepare for a Memorial Day transformed by COVID-19

Americans prepare for a Memorial Day transformed by COVID-19

Video
4:37
China is proposing to limit Hong Kong's autonomy. Why now?

China is proposing to limit Hong Kong's autonomy. Why now?

Video
5:19
What we know about COVID-19 antibodies -- and what we don't

What we know about COVID-19 antibodies -- and what we don't

Video
6:35
Why virus research is a tension point for the U.S., China

Why virus research is a tension point for the U.S., China

Video
7:39
Back to Show
PBS News Hour

The value -- and the limitations -- of COVID-19 models

For months, scientists and public officials have relied upon computer-based models to try to predict the trajectory or the coronavirus outbreak. But models are not crystal balls, and all of them involve human assumptions. Science correspondent Miles O’Brien reports on how the efforts that go into making these models -- and their ultimate purpose -- are more complicated than many of us realize.
Support Provided By
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
January 28, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 24
January 28, 2026 - PBS News Hour full episode
January 28, 2026 - PBS News Hour full episode
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 27, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 23
January 27, 2026 - PBS News Hour full episode
January 27, 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 26, 2026 - PBS News Hour full episode
57:46
Season 2026 Episode 22
January 26, 2026 - PBS News Hour full episode
January 26, 2026 - PBS News Hour full episode
August 31, 2025 - PBS News Weekend full episode
26:45
Season 2025 Episode 243
August 31, 2025 - PBS News Weekend full episode
August 31, 2025 - PBS News Weekend full episode
April 5, 2025 - PBS News Weekend full episode
26:45
Season 2025 Episode 95
April 5, 2025 - PBS News Weekend full episode
April 5, 2025 - PBS News Weekend full episode
Show more
Active loading indicator