For thousands of years, humans have selectively bred dogs to fulfill specific roles, ranging from guarding and hunting to herding and companionship. This deliberate shaping of traits has resulted in ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining ...

Humans stand out among mammals for our ability to run long distances without falling apart. That ability links back to early ...

A surprising diversity of dog shapes and sizes evolved long before the Victorians began making modern breeds Modern dog breeds come in a mind-boggling array of shapes and sizes—from Chihuahua to Great ...

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 ...

The extraordinary evolution of humans is often exemplified by two defining traits: large brains and highly dexterous hands. Together, they enabled the development of tools, the rise of complex ...

The tallest man to ever live was Robert Wadlow, who reached a staggering 2.72m. That's equal to a very large male ostrich or Shaquille O'Neal with two bowling pins balanced on his head.

Scientists find genetic mutation, millions of years ago. Oct. 12, 2011 — -- About three million years ago human predecessors embarked on a new course that would forever alter the evolution of our ...

A new paper in Molecular Biology and Evolution, published by Oxford University Press, finds that the relatively high rate of Autism-spectrum disorders in humans is likely due to how humans evolved in ...

There’s a reason why ancient wisdom never truly grows old. Long before science tried to trace the journey of life through ...