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PBS News Hour

To crack Ebola's code, scientists search for animal host

The deadly Ebola virus normally spreads among animals but occasionally spills over to humans, to dire effect. To understand how such diseases make that jump, scientists must find the animal host. But the hunt for live samples of Ebola in animals has never turned up a smoking gun. Science correspondent Miles O’Brien follows epidemiologists in Sierra Leone on their hunt for deadly diseases.
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January 29, 2026 - PBS News Hour full episode
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Season 2026 Episode 25
January 29, 2026 - PBS News Hour full episode
January 29, 2026 - PBS News Hour full episode
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Season 2026 Episode 20
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Season 2026 Episode 19
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January 21, 2026 - PBS News Hour full episode
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Season 2026 Episode 18
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January 20, 2026 - PBS News Hour full episode
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Season 2026 Episode 17
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January 19, 2026 - PBS News Hour full episode
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Season 2026 Episode 16
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Season 2026 Episode 15
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Season 2026 Episode 14
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