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Scientists in South Africa make rhino horns radioactive to help anti-poaching effort
pbs.org/newshour/science/scientists-in-south-africa-make-rhino-horns-radioactive-to-help-anti-poaching-effort
A South African university launched an anti-poaching campaign Thursday to inject the horns of rhinos with radioactive isotopes that it says are harmless for the animals but can be detected by customs agents.
This story appeared on pbs.org, 2025-08-01 16:54:36.