Hippos lived in Europe alongside mammoths and woolly rhinos during the last Ice Age, according to new research. Detailed analysis of bone finds shows that the heat-loving semi-aquatic mammals ...

While the Earth has gone through some dramatic climate changes in its 4.6-billion-year history, natural processes like silicate weathering can help return things to a comfortable equilibrium. A new ...

About a week after her arrest, a day care worker detained by federal immigration agents in Chicago was released from custody, a law firm said. Diana Santillana Galeano was released from U.S.

CHICAGO (WLS) -- About a week after her arrest, a day care worker detained by federal immigration agents in Chicago was released from custody, a law firm said. Diana Santillana Galeano was released ...

There are now nine eastern black rhinos living in the wild in the region. Wildlife researchers are celebrating the wild birth of a critically endangered eastern black rhino as a tiny subgroup in Kenya ...

BOSTON (AP) — When Lambert started losing his vision and slowing down a few steps, it became clear that he needed to be relocated to a place where he could age safely and still be with his friends.

A national park in Kenya says it's confirmed the birth of an endangered eastern black rhino calf.You can see the baby in the video above in the Chyulu Hills, a mountain range in Kenya, photographed ...