The films coating buckeye butterflies’ wing scales vary in thickness, creating a broad spectrum of iridescent colors.  

Sequencing more than 150 yeast genomes, scientists describe distinct lineages cultivated by humans for making beer and wine.

A study suggests that wolves were transformed into man’s best friend more than once, in Asia and in Europe or the Near East.

Understanding the genetics of stem cell population maintenance in plants producing jumbo tomatoes could help scientists generate more-massive fruits.

Researchers attributed corn’s soft, edible casing to a single DNA base swap in its ancestor’s genome.

For the first time, researchers have mimicked biological evolution using chemicals instead of living organisms.

Genomics and advanced reproductive technologies have turned cattle breeding into a whole new animal.

Watch scenes from the 2013 World Dairy Expo, where KHW Regiment Apple-Red-ET won the reserve championship while her clone took home the grand championship.

Breeding plants that can convert more carbon dioxide to food could help feed a growing population.

Using an artificial selection paradigm, researchers watch as unicellular yeast evolve into snowflake-like clusters with distinct multicellular characteristics.

Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.