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 ...

Paranthropus boisei, Paranthropus robustus, and Paranthropus aethiopicus are examined as a distinct but debated branch of ...

(Volodymyr Yakimchuk/Creatas Video+/Getty Images Plus) A seismic shift in the selection pressures acting on humans may have ...

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly dependent on increases in prenatal estrogen—revealed by looking at the length ...

Michael A. Little does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Share on Pinterest Human brain cell evolution may be linked to autism, neurodiversity, according to a new study. Image credit: Lauren Lee/Stocksy A new study concludes that the speed at which the ...

(THE CONVERSATION) Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the ...

Autism spectrum disorder (ASD) may be the result of millions of years of evolution. Rapid neuronal evolution in humans is likely ASD’s genetic cause, new research suggests. Though autism can cause ...

Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic ...