Three scraps of fabric found in Israeli caves had been dyed indigo, purple and crimson — the hues of the rich and regal during the Roman era — using sea snail ink some 2,000 years ago, a new analysis ...

Techeles, the blue strings the Torah requires Jews to wear on their ritual tzitzis garments, has long been thought of as a “dead” mitzvah. Sometime in the 7th century apparently (possibly due to the ...

A fragment of fabric dyed with fake royal purple. Credit: Clara Amit and Yuvaly Schwartz / Shahar Cohen / Israel Antiquities Authority Chemical analyses performed on two-thousand-year-old fabric ...

The ancient Phoenician city of Tyre on the Mediterranean coast was permeated by a putrid smell. It came from the processing of mounds of snails harvested from the ocean to yield the most famous dye of ...

An Israeli researcher says she has identified a nearly 2,000-year old textile that may contain a mysterious blue dye described in the Bible, one of the few remnants of the ancient color ever found.