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image: Not Your Average Deer

Not Your Average Deer

By | December 4, 2015

A new fossil species helps resolve the evolutionary relationships of an extinct group of ruminants.


image: Repositioning Ctenophores

Repositioning Ctenophores

By | December 1, 2015

A reanalysis of phylogenetic data places sponges, rather than comb jellies, back at the base of the animal tree.


image: Tree of Life v1.0

Tree of Life v1.0

By | September 22, 2015

Researchers map 2.3 million species in a single phylogeny. 


image: Scales Over Feathers

Scales Over Feathers

By | June 3, 2015

A comprehensive analysis of fossilized dinosaur skin samples suggests feathers were not the norm.


image: Mistaken Identities

Mistaken Identities

By | January 1, 2015

Researchers are working to automate the arduous task of identifying—and amending—mislabeled sequences in genetic databases.

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image: New Species Galore

New Species Galore

By | December 27, 2014

A look back at the latest microbes, plants, and animals to have secured a spot in science’s known tree of life in 2014

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image: The Rise of Color

The Rise of Color

By | July 1, 2014

An analysis of modern birds reveals that carotenoid-based plumage coloring arose several times throughout their evolutionary history, dating as far back as 66 million years ago.


image: Behavior Brief

Behavior Brief

By | March 12, 2014

A round-up of recent discoveries in behavior research


image: Harrowing Egg Hunt, 1911

Harrowing Egg Hunt, 1911

By | December 1, 2013

Three members of Robert Falcon Scott’s Terra Nova Antarctic expedition team trudged 225 kilometers in the dead of winter to retrieve emperor penguin eggs in an effort to establish an evolutionary link between birds and reptiles.

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image: Protein Sequencing Disputes Linnaeus

Protein Sequencing Disputes Linnaeus

By | November 6, 2013

Comparing the proteins of a 300-year-old pickled elephant fetus with modern sequence data challenges Carl Linnaeus’s decision to assign it as the Asian elephant type specimen.


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