These "imposter crabs" have evolved independently through natural selection, as a rounded shell and signature sideways ...

A 4.4-million-year-old Ardipithecus fossil named "Ardi" shows early humans walked upright, keeping ape-like climbing ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A recent series of studies suggests that the brains of birds, reptiles and mammals all evolved independently — even though they share a common... How nature makes a complex brain — and why humans may ...

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 ...