Evolution is always happening — so why can't we see it? A biologist explains the timescale problem, election pressure, and ...

Snails on a tiny rocky islet evolved before scientists' eyes. The marine snails were reintroduced after a toxic algal bloom wiped them out from the skerry. While the researchers intentionally brought ...

Laboratory evolution experiments in microbial and viral populations have provided great insight into the dynamics and predictability of evolution. The rise of high-throughput sequencing technologies ...

Evolution can be predicted in the short term from a knowledge of selection and inheritance. However, in the long term evolution is unpredictable because environments, which determine the directions ...