Cruel but “necessary”: Can cutting off rhino horns — and selling them — help save rhinos? Sawing off rhinos' horns is keeping these magnificent creatures alive. Is selling those horns the ...

Rhino horn has been at the center of controversy, superstition, and misinformation for centuries. As rhino populations worldwide face the threat of extinction primarily due to poaching for their horns ...

Across South Africa, removing the the object of poachers’ desire reduced rhino deaths by 78 percent, while it raised the question: What is a rhino without its horns?

Dehorning is another solution, where a rhino is regularly tranquilized and its horn cut off to make it less valuable as a poaching target. But even this doesn’t guarantee immunity to poaching.

Scientists insert radioactive material into rhino horns for anti-poaching The 20 live rhinoceroses were sedated when the non-toxic radioisotopes were inserted into each of their horns.

South African scientists on Tuesday injected radioactive material into live rhino horns to make them easier to detect at border posts in a pioneering project.

South African scientists on Tuesday injected radioactive material into live rhino horns to make them easier to detect at border posts in a pioneering project aimed at curbing poaching.

Mokopane: South African scientists on Tuesday injected radioactive material into live rhino horns to make them easier to detect at border posts in a pioneering project aimed at curbing poaching.

In their senior year, the Hoang brothers founded Rhinoceros Horn LLC, which sought to make and sell a lab-grown version of the chief ingredient found in rhino horns — keratin. But they weren't ...

Rhinoceros horns appear to have become significantly smaller over the past 130 years, probably as a result of poaching. Hunters kill rhinos to remove their horns as trophies or as high-value ...

By scrutinizing over a century’s worth of photos, University of Cambridge researchers have made the first ever measurements that show rhinoceros horns have gradually decreased in size over time.