Mezcal worm in a bottle DNA test reveals a surprise

Why this matters: new research or scientific developments with potential real-world impact.

The famous mezcal “worm” has long puzzled scientists, but DNA testing has finally cracked the case. Researchers found that all sampled larvae were actually agave redworm moth caterpillars—not a mix of species as once believed. While the discovery clears up a long-standing mystery, it also raises con