New research casts doubt on the theory that genes contain 'signatures' that can provide an insight into how the genetic code itself evolved. According to the coevolution theory, first mooted over 25 ...

Biological arms races are commonplace in nature. Cheetahs, for example, have evolved a sleek body form that lends itself to rapid running, enabling them to feast upon similarly speedy gazelles, the ...

We often think of biological arms races occurring between the immune system and pathogens, or predator and prey, but biologists have now discovered an example that plays out within a single genome.