How Humans Became (Mostly) Right-Handed

Nexth Admin

Admin

Add to My Circle

posted on 2 years ago — updated on 1 second ago

292
views

No other placental mammal that we know of prefers one side of the body so consistently, not even our closest primate relatives. But being right-handed may have deep evolutionary roots in our lineage. And yet, being a leftie does seem to come with some unexpected advantages.

How Humans Became (Mostly) Right-Handed

dinosaurs natural history dinos Pbs teeth paleontology fossils paleo scishow eons pbs digital studios hank green john green complexly neanderthal handedness righties lefties right handed left handed lateralization brain Homo heidelbergensis bipedalism tool use brain hemisphere