Molecular evolution is the area of evolutionary biology that studies evolutionary change at the level of the DNA sequence. It includes the study of rates of sequence change, relative importance of ...

As large and ubiquitous as Amazon is today, it's difficult to remember that it started in a garage. Jeff Bezos and his first few employees packed books and took them to the post office themselves in ...

Using behavioural economic games, this study finds that people vary in their motives for punishment. Punishment motives are predicted by personality, social preferences, political and religious views, ...