Why are 90% of people right-handed and 10% left-handed? A modification of the well-known fighting hypothesis aims to explain this pattern.

A recent study suggests that left-handed people have an advantage in competitive contexts, while righties tend to cooperate ...

Handedness and lateral preference studies investigate the biological, genetic, and environmental foundations that contribute to the asymmetrical organisation of the human brain. By examining ...

Our nervous systems have left-right differences that are important for correct functioning. Handedness is probably the best known asymmetry arising from the development of the nervous system. This is ...

Most people consistently use the same hand to do tasks that require skill and control such as writing or threading a needle. We know genetics plays a big part in which hand a person prefers, but it ...

Both left-handedness and breast cancer are affected by sex hormones, and some studies suggested a link. Others, however, did ...

Experiment is an important step towards isolating right- and lefthanded molecules from each other. (Nanowerk News) A team of DESY researchers, led by DESY lead scientist and University of Kiel ...

I’m left-handed, which means I’ve spent my entire life fumbling with scissors, wiping ink smudges from my pinky finger, and thumbing through magazines backwards. I’ve always accepted that being ...

Being left- or right-handed – and the paw, eye, fin and wing equivalents – is a product of genes, development and the environment.

Atypical lateralization, as indicated by mixed-handedness, has been related to diverse psychopathologies. Maternal prenatal stress has recently been associated with mixed-handedness in the offspring.