Trait Evolution on a Phylogenetic Tree: Relatedness, Similarity, and the Myth of Evolutionary Advancement By: David Baum, Ph.D. ( Dept. of Botany, University of Wisconsin, 430 Lincoln Ave ...

Intracellular endosymbionts that originally descended from free-living prokaryotes have been important in the evolution of eukaryotes by giving rise to two cytoplasmic organelles. Mitochondria ...

The great but grumpy biologist J.B.S. Haldane was once asked what evidence would disprove evolution, whereupon he growled: “Fossil rabbits in the Precambrian.” He was referring to the ...

A team of researchers from the Bird 10,000 Genomes (B10K) consortium, initiated by Professor ZHANG Guojie of Centre for Evolutionary & Organismal Biology at Zhejiang University and collaborators ...

The evolution of tree roots may have triggered a series of mass extinctions that rocked the Earth's oceans during the Devonian Period over 300 million years ago, according to a study led by ...

In Charles Darwin’s world-changing work On the Origin of Species, the naturalist make use of the millennia-old metaphor in which all life is represented by a tree.He writes that “the ...

The Royal Swedish Academy of Sciences has awarded the Canadian evolutionary biologist Dolph Schluter the prestigious Crafoord Prize for his work on the mechanics of evolution, which has ...

Scientists studied rare butterfly fossils and collected DNA from nearly 2,300 species to create the ultimate tree of life and learn where butterflies originated when they first appeared on Earth ...

The finding settles a central question about the evolution of the entire tree of animal life. All animal life is descended from a single common ancestor — a multicellular organism that most ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of ...

Our tree-climbing ancestors evolved our abilities to throw far and reach high Football season really started 20 million years ago with this evolutionary quirk. By Laura Baisas ...