Rabbi Jeffrey Saks discusses “The Rarest Blue: The Remarkable Story of an Ancient Color Lost to History and Rediscovered“, Baruch Sterman’s book about the revival of tekhelet – Biblical blue (visit www.TheRarestBlue.com and www.tekhelet.com). The book is a riveting adventure tale, in which halakhah (Jewish law) and its interface with nearly every field of human science, wisdom and […]