In an article to be published in the January issue of BioScience, two philosophers tackle one of the most divisive arguments in modern biology: the value of the theory of "kin selection." Kin ...

Last week Sarah Jane explained the evolutionary advantage of helping out family members, an idea known as kin selection. While the benefits are clear, we don't know how kin selection initially evolves ...

Bacteria produce a range of molecules that are secreted from the cell and can provide a benefit to the local population of cells. Laboratory experiments have suggested that these “public goods” ...