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image: Dinosaur Phylogenetic Tree Shake-Up

Dinosaur Phylogenetic Tree Shake-Up

By | March 24, 2017

An analysis of 74 dinosaur species leads a group of researchers to reorganize the extinct animals’ evolutionary history.

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image: Opinion: Scientists Must Think Beyond Science

Opinion: Scientists Must Think Beyond Science

By | March 23, 2017

If we are to defend science, we must stand together with the other truth-tellers, including our non-scientist colleagues.

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image: Pathway to Polio Virulence Revealed

Pathway to Polio Virulence Revealed

By | March 23, 2017

Using epidemiological and laboratory data, scientists have mapped out a sequence of mutations through which the attenuated oral polio vaccine reverts to a virulent virus.

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image: Q&A: Marching for Science in Memphis

Q&A: Marching for Science in Memphis

By | March 22, 2017

A conversation with activist and undergraduate student Sydney Bryant

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image: Opinion: After We March

Opinion: After We March

By | March 16, 2017

How to become—and stay—involved in science policy 

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Officials at scientific societies and advocacy organizations urge lawmakers to push back against proposed cuts at the NIH and other agencies.

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image: Inflammation Drives Gut Bacteria Evolution

Inflammation Drives Gut Bacteria Evolution

By | March 16, 2017

Viruses within Salmonella rapidly spread genes throughout the bacterial population during a gut infection, scientists show.

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image: Sharks May Have Evolved from Acanthodians

Sharks May Have Evolved from Acanthodians

By | March 14, 2017

Analysis of an ancient shark fossil provides the strongest evidence to date that modern sharks derive from a class of 400 million–year-old bony fish.

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image: Opinion: Welcome to SciComm

Opinion: Welcome to SciComm

By | March 9, 2017

New to science communication? Here’s how to get started.

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“Buena vista” hypothesis suggests that changes in the sizes of eyes, rather than a shift from fins to limbs, led fish to transition to land more than 300 million years ago.  

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