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PBS NewsHour

Scientists make rhino horns radioactive to fight poachers

Season 2025 Episode 221 | 2m 09s

The black market trade in rhino horns is driving the species to near extinction. Now, scientists at a rhino orphanage in the Bushveld of South Africa are trying to protect them from poaching in a rather surprising way. John Yang reports.

Major corporate funding for the PBS NewsHour is provided by Care.com, Consumer Cellular, and Fidelity. Funding for the PBS NewsHour Weekend is provided by Mutual of America. For a complete list of funders for the PBS NewsHour and PBS NewsHour weekend, click here.
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Clip: S2025 E221 | 4:48
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Episode: S2025 E220 | 57:46
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Clip: S2025 E220 | 4:48
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PBS NewsHour
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Watch • 24:09
PBS NewsHour
August 9, 2025 - PBS News Weekend full episode
August 9, 2025 - PBS News Weekend full episode
Episode: S2025 E221 | 24:09
Watch • 57:46
PBS NewsHour
August 8, 2025 - PBS News Hour full episode
August 8, 2025 - PBS News Hour full episode
Episode: S2025 E220 | 57:46
Watch • 57:46
PBS NewsHour
August 7, 2025 - PBS News Hour full episode
August 7, 2025 - PBS News Hour full episode
Episode: S2025 E219 | 57:46
Watch • 57:46
PBS NewsHour
August 6, 2025 - PBS News Hour full episode
August 6, 2025 - PBS News Hour full episode
Episode: S2025 E218 | 57:46
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PBS NewsHour
August 5, 2025 - PBS News Hour full episode
August 5, 2025 - PBS News Hour full episode
Episode: S2025 E217 | 57:46
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PBS NewsHour
August 4, 2025 - PBS News Hour full episode
August 4, 2025 - PBS News Hour full episode
Episode: S2025 E216 | 57:46
Watch • 26:45
PBS NewsHour
August 3, 2025 - PBS News Weekend full episode
August 3, 2025 - PBS News Weekend full episode
Episode: S2025 E215 | 26:45
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PBS NewsHour
August 2, 2025 - PBS News Weekend full episode
August 2, 2025 - PBS News Weekend full episode
Episode: S2025 E214 | 26:45
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PBS NewsHour
August 1, 2025 - PBS News Hour full episode
August 1, 2025 - PBS News Hour full episode
Episode: S2025 E213 | 57:46
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July 31, 2025 - PBS News Hour full episode
July 31, 2025 - PBS News Hour full episode
Episode: S2025 E212 | 57:46