A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is ...

Some ants thrive by choosing numbers over strength. Instead of heavily protecting each worker, they invest fewer resources in individual armor and produce far more ants. Larger colonies then ...

Measuring the pace of evolution is tricky, but some species can evolve as quickly as a few generations. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...