Latest Phylogenetics Stories
In a study published in the September issue of The American Naturalist, T. Jonathan Davies (Imperial College London) and colleagues use a phylogenetic tree of the iris family to show that lineages within the Cape have speciated at a faster rate than those found elsewhere, even in comparison to regions of similar Mediterranean climates.
According to folklore, Polynesians originated from a mythical homeland called Hawaiki. Their origins and the existence of such a place, however, have been the subject of much speculation. In a new study in the premier open access journal PLoS Biology, Jean Trejaut and colleagues now provide the first direct evidence for the common ancestry of Polynesians and indigenous Taiwanese.
Less can be more, at least with regard to how genes organize themselves into an entire ecosystem. Two new studies reveal how genes maintain control and don't run wild in a single organism, and then how few genes it may take to predict new branches on the tree of life.
- In medieval musical notation, a sign or neume denoting a shake or trill.