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WHAT’S ON TONIGHT Full Schedule

2021-01-20T19:00:00-06:00	Celebrating America: PBS Newshour Presents
2021-01-20T21:00:00-06:00	When Disaster Strikes: Paradise Lost: Bahamas
2021-01-20T22:00:00-06:00	BBC World News

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Extras

Video thumbnail: NOVA This University Monitors COVID-19 Through Saliva Testing

This University Monitors COVID-19 Through Saliva Testing

The University of Illinois is trying to control the spread of COVID-19 by collecting spit.

Clip: S48 | 6m 53s

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This University Monitors COVID-19 Through Saliva Testing

Clip: S48 | 6m 53s

Video thumbnail: NOVA Secrets in our DNA Preview

Secrets in our DNA Preview

What can DNA testing companies reveal about our ancestry and health, and at what risk?

Preview: S48 Ep1 | 27s

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Secrets in our DNA Preview

Preview: S48 Ep1 | 27s

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