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     Left-handedness, a trait shared by roughly 10 percent of the population, has long intrigued scientists and the general public alike. From famous figures like Leonardo da Vinci to contemporary icons like Oprah Winfrey, left-handed individuals have left an indelible mark on history and culture. Yet, the underlying reasons behind handedness asymmetry have remained a subject of debate and speculation. ( Their role in early brain development and the establishment of the brain’s left-right axis is particularly fascinating, offering insights into how variations in these structures might influence handedness. Credit: Neuroscience News ) A Historical Journey Through Left-Handedness Throughout history, left-handedness has been viewed with a mixture of curiosity, superstition, and even prejudice. In many cultures, being left-handed was associated with negative connotations or perceived as a deviation from the norm. However, as societies evolved, so did attitudes towards left-ha...