Hannah Shirley, the world’s oldest pygmy hippo in managed care, was celebrated with a “Hungry Hungry Hippos”–themed party ...

The beloved Galápagos tortoise named Gramma that was the oldest resident of the San Diego Zoo at an estimated 141 years has ...

Gramma, a Galapagos tortoise that was the oldest living animal at the San Diego Zoo, has died at an estimated 141 years of ...

RNA usually breaks down quickly, often within hours after death. Before this study, the oldest recovered RNA came from a ...

Scientists examine the mummified remains of a 39,000-year-old mammoth nicknamed Yuka, whose tissue yielded ancient RNA in a ...

Hannah Shirley, a pygmy hippopotamus at the San Diego Humane Society, has become the world's oldest known pygmy hippo at 52 years old, far surpassing ...

Hannah Shirley gained the title of world’s oldest living pygmy hippo on May 25, surpassing the previous record of 51 years, 6 ...

Gramma arrived at the San Diego Zoo sometime between 1928 and 1931, and was supposed to be several decades old at the time.

Hannah Shirley, the world's oldest living pygmy hippopotamus in managed care, was celebrated Thursday with a "Hungry Hungry ...

Researchers say they have recovered RNA from the remains of a woolly mammoth that lived roughly 39,000 years ago.

Tia here with news that a trial of the pill form of the GLP-1 drug semaglutide has failed to delay Alzheimer's progression in ...