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(Collection) Fingerprints are a unique characteristic of each human being, and have been used for centuries as a secure and precise form of identification. The formation of fingerprints is due to the interaction between genetics and environment during embryonic development. …

Writing is one of the most important inventions of humanity, as it has allowed the recording and transmission of knowledge, stories, and ideas throughout history. Writing has an ancient and complex origin, and it is believed to have developed independently …