When we look at the world around us, we see a wonderous variety of living things—with fins, fronds or feet, living in the deepest ocean or the driest deserts, eating seeds or salmon or sunlight. The ...

Humans have a higher rate of autism than any other species, but what makes us uniquely susceptible? A new study, analyzing gene activity in neurons from humans and other primates, found that rapid ...

Scientists have uncovered new evidence suggesting that autism may have it roots in how the human brain has evolved. "Our results suggest that some of the same genetic changes that make the human brain ...

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 ...

Scientists say they have solved the mystery of the Burtele foot, a set of 3.4 million-year-old bones found in Ethiopia in 2009. The fossils, along with others unearthed more recently, have now been ...

Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with ...

Add Yahoo as a preferred source to see more of our stories on Google. A reconstruction of the crushed skull labelled Yunxian 2, which has features that are closer to species thought to have existed ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A digital reconstruction of a million-year-old skull suggests humans may have diverged from our ancient ancestors 400,000 years ...

Human flexibility in shoulders and elbows originated from ancient apes' need for safe tree descent. A new study reveals chimpanzees, unlike monkeys, used their upper limbs as a braking system, ...