This experimental study used life-sized and screen-based 3D male avatars to test how penis size, height, and body shape ...

Why do humans have larger penises than other primates? New research tests attraction, rivalry, and sexual selection for ...

Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study by Upama Aich at the University of Western Australia and colleagues, ...

Size matters” sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle. Compared to other great apes, such as chimpanzees and go ...

New DNA Study Links Human's Low Pain Tolerance to Ancient Genetic Roots ...

Scientists have found that human hair growth does not grow by being pushed out of the root; it's actually pulled upward by a force associated with a hidden network of moving cells. The findings ...

Assembloids: A Versatile Platform for Human Tissue Modeling. This schematic illustrates the classification of assembloids based on four key assembly strategies—multi-region, multi-lineage, ...

Researchers reveal that the guinea pig pre-implantation embryo is very similar to the human embryo, spurring a better understanding of infertility and early human development. CRCHUM researcher Sophie ...