The deterioration of ties after Prime Minister Sanae Takaichi’s remarks on a possible Japanese military intervention in a ...

The gamma spike model is a phylogenetic clock model for BEAST 2. This method tests for punctuated equilibrium, by assigning each branch a gradual clock-rate and an instaneaneous spike of abrupt ...

Evolution is often thought of as a slow, creeping process. But when it comes to octopuses and squids, it seems nature works in quick, sharp bursts. Over the last 500 million years, nearly all the ...

Over the past 500 million years, nearly all evolutionary changes in octopuses and squids occurred in rapid bursts during the emergence of new species, according to research from the University of ...

Over the past 500 million years, nearly all evolutionary changes in octopuses and squids occurred in rapid bursts during the emergence of new species, according to research from the University of ...

Starting from Gersick’s research, stating that groups don’t develop in a universal sequence of stages as suggested by the five-phase model. Her research, which is based on the systems concept of ...

History is often shaped by moments of profound change—inflection points that redefine what’s possible, much like cosmic asteroids that strike the planet and alter the course of evolution. Today, we ...

A new book of natural history essays co-written by a University of Kansas paleontologist today was published by Columbia University Press. Bruce Lieberman, Dean’s Professor of Evolutionary Biology and ...

ABSTRACT: The scientific status of evolutionary theory has always been one of the focus issues of philosophy of science, and also the primary issue of philosophy of biology. At present, there are two ...