artificial selection
The Evolution of Beer Yeast
The Evolution of Beer Yeast
Ben Andrew Henry | Sep 12, 2016
Sequencing more than 150 yeast genomes, scientists describe distinct lineages cultivated by humans for making beer and wine.
Dog Domestication History Clarified
Dog Domestication History Clarified
Bob Grant | Jun 3, 2016
A study suggests that wolves were transformed into man’s best friend more than once, in Asia and in Europe or the Near East.
Building Bigger Beefsteaks
Building Bigger Beefsteaks
Tracy Vence | Aug 1, 2015
Understanding the genetics of stem cell population maintenance in plants producing jumbo tomatoes could help scientists generate more-massive fruits.
Small Genetic Change Yields Edible Corn
Small Genetic Change Yields Edible Corn
Amanda B. Keener | Jul 13, 2015
Researchers attributed corn’s soft, edible casing to a single DNA base swap in its ancestor’s genome.
Evolution in Oil Droplets
Evolution in Oil Droplets
Bob Grant | Dec 9, 2014
For the first time, researchers have mimicked biological evolution using chemicals instead of living organisms.
A New Breed
A New Breed
Kerry Grens | Dec 1, 2014
Genomics and advanced reproductive technologies have turned cattle breeding into a whole new animal.
Clone Wars
Clone Wars
Kerry Grens | Dec 1, 2014
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.
Opinion: Evolving CO2-Hungry Crops
Opinion: Evolving CO2-Hungry Crops
Mark Howden, Lewis H. Ziska | Dec 4, 2012
Breeding plants that can convert more carbon dioxide to food could help feed a growing population.
Evolving Multicellularity
Jef Akst | Jan 16, 2012
Using an artificial selection paradigm, researchers watch as unicellular yeast evolve into snowflake-like clusters with distinct multicellular characteristics.
Rewriting E. coli’s Genetic Code
Sabine Louët | Aug 5, 2011
Researchers use directed evolution to create a bacterial strain that substitutes a synthetic base for thymine.