In a paper published last month, researchers at UT Southwestern Medical Center introduced lipid nanoparticles — hollow, fatty ...

The African penguin chicks that hatched at the National Aviary have new names, and they're ready to join the colony.

Former Bears quarterback Jay Cutler upset the masses when he posed alongside a dead, critically endangered animal that he had ...

The name, Humpback Chubs, embraces a local, rare and endangered animal, but it didn't come without controversy.

A critically endangered antelope species just got a little bigger thanks to the Houston Zoo. See the newest arrival and what ...

PEOPLE magazine is on the search for the World’s Cutest Dog. The magazine has partnered with Pedigree for the eighth year in ...

Tiger King” star Bhagavan “Doc” Antle has been sentenced to one year and one day in prison for illegally buying endangered ...

Prosecutors said Doc Antle sold or bought cheetahs, lions, tigers and a chimpanzee without the proper paperwork for a decade.

The baby African pancake tortoise's birth was announced on June 10. The zoo then turned to TODAY.com readers to select the ...