South African scientists have pioneered the Rhisotope Project, injecting rhino horns with radioactive isotopes to combat poaching. This innovative approach, deemed safe for the animals, aims to make horns detectable at ports and borders,

Conservation scientists in South Africa are injecting rhino horns with radioactive isotopes. The doses are too weak to harm the animals, but strong enough to set off nuclear security system alarms at international border crossings.

South Africa has launched an innovative anti- poaching campaign, injecting rhino horns with radioactive isotopes to deter illegal trafficking.