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image: Ebola’s Cellular Key

Ebola’s Cellular Key

By | May 27, 2015

Scientists studying the basic molecular steps of Ebola infection identify a mammalian protein that is essential for the pathogen to infect mice.

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image: Human Genes Can Save Yeast

Human Genes Can Save Yeast

By | May 21, 2015

Replacing yeast genes with their human equivalents reveals functional conservation despite a billion years of divergent evolution.

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image: Fish Make Their Own Sun Protection

Fish Make Their Own Sun Protection

By | May 14, 2015

Zebrafish and other vertebrates have the enzymatic machinery to synthesize gadusol, an ultraviolet light-absorbing compound.

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image: The Evolution of Social Bees

The Evolution of Social Bees

By | May 14, 2015

Scientists describe the genetic changes associated with solitary-to-social transitions throughout bee evolution.

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image: Dino Snouts from Chicken Beaks

Dino Snouts from Chicken Beaks

By | May 13, 2015

Researchers tweak gene expression in chicken embryos that may have been crucial to the evolutionary transition from dinosaur noses to bird bills.

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image: Liberia Declared Free of Ebola

Liberia Declared Free of Ebola

By | May 12, 2015

After the West African nation goes more than a month with no new reported cases of viral infection, the World Health Organization says the country is Ebola-free.

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image: Estimating Epigenetic Mutation Rates

Estimating Epigenetic Mutation Rates

By | May 11, 2015

Generation-spanning maps of Arabidopsis thaliana DNA methylation allow researchers to compute how quickly epigenetic marks appear and disappear in the plant’s genome.

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image: The Rise of Heads

The Rise of Heads

By | May 11, 2015

A 500 million-year-old brain fossil yields clues to the evolution of heads.

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image: Long-Lived Virus

Long-Lived Virus

By | May 8, 2015

New research suggests Ebola can survive on surfaces for days and can be transmitted via semen.

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image: Oldest Ancestor of Modern Birds Found

Oldest Ancestor of Modern Birds Found

By | May 6, 2015

Fossils of a new species discovered in China suggest birds developed 6 million years earlier than previously thought.

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