A recent study shows that despite more Americans going to college, their vocabulary skills have not increased since the 1970s.
Are donkeys smart? Donkey intelligence is a real thing, and measuring it better might save them from extinction.
Are baboons friendly? New study finds that male baboons with female friends live longer
The full moon and sleeping patterns: study shows we go to bed later and sleep less under a full moon
Tamarins change their accent to avoid conflict with other monkeys, this new study shows