Three monkeys died at a Hendry County primate facility, sparking criticism from animal-rights groups. The company says deaths ...

The resolution gives OHSU leaders six months to sit down with officials at the National institutes of Health and talk through ...

Sixty-six million years ago, a massive asteroid smashed into Earth. Life has undergone at least five mass extinctions in the ...

A few teeth, smaller than a grain of rice, are changing the map of your earliest primate relatives. They come from a creature called Purgatorius, a tiny tree-dwelling mammal that lived about 66 ...

Humans not only recognize emotions on the faces of monkeys and apes but also unconsciously mimic those expressions.

A sediment-washing “bubbler” helped researchers recover 65.5-million-year-old teeth that illuminate how early primate ...

New minuscule fossils of Purgatorius, the earliest-known relative of all primates—including humans—have been unearthed in a ...

Tiny, tooth-sized fossils have just reshaped the story of our deepest ancestry. Paleontologists have discovered the southernmost remains ever found of Purgatorius—the earliest-known relative of all ...

The Washington National Primate Research Center has been renamed to the Washington National Biomedical Research Center (WaNBRC). According to UW Medicine, the name change aims to better reflect the ...

After each video, the participants rated the degree of positivity or negativity of the expression and the levels of different emotions (i.e., anger, disgust, fear, happiness, sadness, surprise, to ...