The nymphs have barbs and bright red and yellow accents, probably warning that they’re unpalatable. As their common name suggests, these tiny insects—none are longer than a dime is wide—live ...

Marigolds are beautiful flowers that not only liven up gardens but also repel nematodes, aphids, and mosquitoes with their signature smell. By planting marigolds around vegetable patches or flower ...

The fabric was dyed bright red with pigment made from Kermes vermilio, a species of scale insect. The fabric was dated to 3,800 years ago, which made it the oldest known use of scale insects for ...