Scientists may have finally explained why our brains and bodies are cross-wired

Scientists propose that the brain’s mysterious cross-wiring, which connects each hemisphere to the opposite side of the body, may have originated more than 500 million years ago in the visual systems of ancient fish.

Scientific signal separates durable discovery from noise — and often foreshadows policy and product.

ScienceDaily reported on this under science. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.