Ultraviolet light reveals text and markings in the oldest Welsh language book that has been found. It may contain new stories or poems about Arthur and Merlin: Black Book of Camarthen We've known for a while that plants can help purify the air in our homes. Here's a list of some and the toxins they … Continue reading Wednesday Wanderings: Oldest Welsh Myth Book Under UV Light, Purifying Plants, Ancient Israeli Artifacts, and MRI of Sting’s Brain