The curious minds at What If reveal the truth about human and chimpanzee evolution, comparing genomes, behavior, and evolutionary divergence.

The brain’s hemispheres are specialized for efficiency. Modern neuroscience shows lateralization enhances function without ...

A new study comparing 59 species of primates linked same-sex sexual behavior to scarce resources and more predators in ...

A tiny group of dogs can learn object names simply by overhearing humans talk, blurring the line between pet behavior and childlike cognition.

Old beliefs about early human behavior in East Asia are being challenged by the discovery of a richly-layered archaeological site located in central China. The excavation project at Xigou, led by the ...

A large comparative study of primate teeth shows that grooves once linked to ancient human tooth-picking can form naturally, while some common modern dental problems appear uniquely human.

Fear has a scent. Here’s how this invisible chemical signal has shaped human perceptions, emotions and survival instincts.

Speech feels ordinary because it fills daily life, flowing through kitchens and waiting rooms without demanding attention. Words appear while hands stay busy, always carrying meaning with little ...

Archaeologists in central China have uncovered evidence that early humans were far more inventive than long assumed. Excavations at the Xigou site reveal advanced stone tools, including the earliest ...

A newly excavated archaeological site in central China is reshaping long-held assumptions about early hominin behavior in ...

As Brazil’s Atlantic Forest shrinks, mosquitoes that once fed on many animal species appear to be shifting toward humans.

A new platform, Moltbook, claims to host 1.4 million AI agents in a closed society. Discover why this 'hive mind' signals a ...