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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.


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.


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.


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.


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.


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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image: Winged Dino Found?

Winged Dino Found?

By | May 1, 2015

Researchers describe a small species that may have soared through Jurassic skies on membranous wings like those of bats and flying squirrels.


image: Similar Strokes

Similar Strokes

By | April 29, 2015

Physics drove the convergent evolution of swimming in 22 unrelated marine species, a study suggests.


image: RNA Ebola Drug Clears Animal Study

RNA Ebola Drug Clears Animal Study

By | April 24, 2015

The short interfering RNA-based therapy TKM-Ebola protects monkeys from the viral strain still circulating in West Africa.


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