Prefer Newsweek on Google to see more of our trusted coverage when you search. A precious ancient scarlet-red dye has been identified on 3,800-year-old textile fragments that were found in a desert ...

Beetles that can see the color red? That s exactly what scientists discovered in two Mediterranean species that defy the norm of insect vision. While most insects are blind to red, these beetles use ...

The intense red color of classic lipstick traditionally comes from an unlikely source: crushed bugs that live on cactus ...

Insect eyes are generally sensitive to ultraviolet, blue and green light. With the exception of some butterflies, they cannot see the color red. Nevertheless, bees and other insects are also attracted ...