Eukaryogenesis occurred suddenly, driven by the growing length of genes and the limitations on producing longer proteins. An ...

A research team has created a comprehensive evolutionary tree of all bird species, integrating data from hundreds of studies ...

Scientists have found that a mere 30 species of trees in the Cerrado -- the world's largest and most floristically diverse savanna -- account for nearly half of all its trees. The 'hyperdominance' by ...