Discover how radioactive isotopes are being used in rhino horns to catch international smugglers and protect the species.

Scientists in South Africa are making rhino horns radioactive to fight poaching. As Trump's sweeping new tariffs take effect, US trading partners scramble worldwide.

Saturday on PBS News Weekend, a new study highlights the growing health dangers of plastic pollution. As megafires become ...

Three Chinese men have been arrested for allegedly running a shop in Nha Trang where they sold rhino horns, elephant tusks, ...

Scientists in South Africa have taken on an unusual approach to protect its declining population of rhinos. They are making the rhinos' horns radioactive to deter poachers. The project is supported by ...

We speak with James Larkin, the head of a project in South Africa that's experimenting with using radiation to prevent rhino poaching. They sedate the animals and inject radiation into their horns.

The IAEA is supporting South Africa’s Rhisotope Project which uses radioactive tagging in rhino horns to combat illegal ...

The Rhisotope Project is embedding radioactive isotopes in the horns of rhinos in an effort to prevent poaching. Rhinos ...

Scientists have developed a safe way to embed radioactive markers in rhino horns, making them detectable and help combat ...

A South African university launched an anti-poaching campaign Thursday to inject the horns of rhinos with radioactive ...

We are sharing with you today perhaps the saddest wildlife video we’ve uncovered. In a YouTube video from The Telegraph, a baby rhino tries to drink milk from its mother as she lies dead. The mother ...