The common view of natural selection is based solely on the individual: A trait allows an organism to out-compete its rivals and is thus passed down to its offspring. To suggest otherwise can provoke ...

Rare diseases are usually caused by a single genetic defect, but searching for the cause and assessing the effects of those defects is highly complex and difficult. Researchers headed by a team at the ...

Biology is a science of three dimensions. The first is the study of each species across all levels of biological organization, molecule to cell to organism to population to ecosystem. The second ...