Millions of years of evolution have turned horns into biological Swiss Army knives. They’re used for digging, defense, intimidation, and even cooling blood. Whether it’s beetles with giant spikes or ...

A nearly 20,000-year-old woolly rhino horn reveals the extinct herbivores lived as long as modern-day rhinos, despite harsher Ice Age conditions.

The black market trade in rhino horns is driving the species to near extinction. Now, scientists at a rhino orphanage in the Bushveld of South Africa are trying to protect them from poaching in a ...