Researchers have uncovered links between the precursor to the world’s oldest writing system and the mysterious, intricate designs left behind by engraved cylindrical seals that were rolled across clay ...

Add Yahoo as a preferred source to see more of our stories on Google. Making the jump from using symbols to writing is considered a major development in human cognitive abilities. Tracing how and when ...

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Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. Researchers have uncovered ...