From school to work to everyday life, you’ve likely been part of groups that work together smoothly and others that quickly devolve into squabbling factions. But have you ever stopped to ask yourself ...

Guinea-Bissau is home to around 5% of critically endangered western chimpanzees, who face numerous threats including habitat loss, disease and illegal trade. A recent study found numerous chimps held ...

For wounded chimpanzees, help sometimes comes in the form of first aid — care rendered not by humans but by other chimps. New research reveals the nature and prevalence of these rarely witnessed ...