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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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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: Ancient Marine Reptile Birthed Live Young

Ancient Marine Reptile Birthed Live Young

By | February 15, 2017

Researchers have described a pregnant Dinochephalosaurus, and the fossilized remains suggest that the massive animal did not lay eggs, as previously suspected.

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Speciation and development of new traits may not always go hand-in-hand.

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image: Science Teaching Standards up for Revision in Texas

Science Teaching Standards up for Revision in Texas

By | February 9, 2017

Despite a committee of educators recommending the removal of language challenging evolution in science curricula, state education board members vote to reintroduce controversial concepts. 

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image: How Plants Evolved to Eat Meat

How Plants Evolved to Eat Meat

By | February 7, 2017

Pitcher plants across different continents acquired their tastes for meat in similar ways.

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image: Earliest Deuterostome Fossils Described

Earliest Deuterostome Fossils Described

By | January 31, 2017

These millimeter-size sea creatures lived 540 million years ago.

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image: Unique Antibodies Open Path Toward New HIV Vaccines

Unique Antibodies Open Path Toward New HIV Vaccines

By | January 27, 2017

A family of broadly neutralizing antibodies from a chronically infected donor provides a schematic for designing vaccines and treatments that target multiple strains of the virus.

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Using simulations, scientists report that a mixture of termites and plant competition may be responsible for the strange patterns of earth surrounded by plants in the Namib desert. 

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