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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: Image of the Day: Tubular Origins

Image of the Day: Tubular Origins

By | March 23, 2017

Murine neural tubes, with each image highlighting a different embryonic tissue type (blue). The neural tube itself (left) grows into the brain, spine, and nerves, while the mesoderm (middle) develops into other organs, and the ectoderm (right) forms skin, teeth, and hair.

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image: Opinion: On “The Impact Factor Fallacy”

Opinion: On “The Impact Factor Fallacy”

By , , and | March 21, 2017

Papers published in low-impact journals are not necessarily low-quality scientific contributions.

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image: Qualities Tied to Potential Scientific Bias

Qualities Tied to Potential Scientific Bias

By | March 21, 2017

Overestimation of effect sizes in meta-analyses is linked with early-career status, small collaborations, or misconduct records, according to a study.

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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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“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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Researchers report growing a mouse embryo using two types of early stem cells.

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image: Understanding the Roots of Human Musicality

Understanding the Roots of Human Musicality

By | March 1, 2017

Researchers are using multiple methods to study the origins of humans’ capacity to process and produce music, and there’s no shortage of debate about the results.

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image: Scientometrics Pioneer Eugene Garfield Dies

Scientometrics Pioneer Eugene Garfield Dies

By | February 27, 2017

Eugene Garfield, founder of the Institute for Scientific Information and The Scientist, has passed away at age 91.

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image: Speaking of Science Policy

Speaking of Science Policy

By | February 21, 2017

Notable quotes from the American Association for the Advancement of Science annual meeting

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