dye

Stone tools with purple dye residue found at Tel Shiqmona in Israel Maria Bukin/Shalvi et al., 2025, PLoS One, CC-BY…

When the FDA announced in January, before President Joe Biden’s term ended, that it would ban a dye called red…

A Mixed Bag for Private Spaceflight, a New Spider Species and the Health Risks of Alcohol We discuss a big…

The Center for Science in the Public Interest wants warning labels on food products containing six synthetic dyes. AdShooter/Getty Images…