We share the planet with a huge diversity of plants and creatures. But we can see similarities between organisms that live continents apart or are very different in other aspects. One reason for this ...

This is where one of the best natural selection examples came into play. Some species of fish that lived near the coast developed a strange mutatio­n: the ability to push themselves along in the mud ...

The theory of evolution, worked out in the nineteenth century by Charles Darwin and Alfred Russel Wallace, with many tweaks since, is one of the most well-supported theories in science. Evidence from ...

Species adapt and evolve in strikingly similar or distinct ways. Uncover the different pathways between convergent and divergent evolution. The theory of evolution, worked out in the nineteenth ...

Blue is remarkably rare in nature because true blue pigments are almost non-existent in living organisms. Instead, most ...