Ever wanted to know how Irish people wrote before they adopted the Roman Alphabet? This is the 'Ogham Alphabet' and its how the pre-Irish used to write. This book, the "Book of Ballymote", dates to at least 1st Century BC.
The world's oldest undeciphered writing system, proto-Elamite, which has so far defied attempts to uncover its 5,000-year-old secrets, could be about to be decoded by Oxford University academics. This international research project is already casting light on a lost bronze age middle eastern society where enslaved workers lived on rations close to the starvation level.