The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ...

The human body is a machine whose many parts—from the microscopic details of our cells to our limbs, eyes, liver and brain—have been assembled in fits and starts over the 4 billion years of our ...

Hobbits of Flores evolved to be small by slowing down growth during childhood, new research on teeth and brain size suggests. When you purchase through links on our site, we may earn an affiliate ...

The story of how us humans—and other mammals—got our noses may have just gotten more complicated. This is the conclusion of a new study by researchers from Japan who have studied how the face develops ...

The human gastrointestinal tract is in a constant state of flux; it hosts a diverse and dynamic community of microbes known as the gut microbiome, and is constantly exposed to things in the ...

Humans, who are classified among the five great apes, are closest genetically, i.e., DNA similarity, to chimpanzees (98.8%-99%) and bonobos (98.8%). [Blueringmedia ...

Human penis size indicates male attractiveness and fighting ability, with a larger size more attractive to women and more ...

Evolution has given humans countless unique features, but one body part stands out as an unsolved puzzle: the human chin. While scientists can often trace the development of various organs and ...

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees. For the study, published ...