South African researchers test use of nuclear technology to curb rhino poaching

Researchers in South Africa have injected radioactive material into the horns of 20 rhinos as part of a research project aimed at reducing poaching.

The idea is that radiation detectors already in place at national borders would detect the horns and help authorities arrest poachers and traffickers.

The research, which has included the participation of veterinarians and nuclear experts, begins with the animal being tranquillized before a…