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image: Truly Phenome-nal

Truly Phenome-nal

By Hannah Waters | April 1, 2011

Editor's choice in microbiology

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image: Family Affair

Family Affair

By Megan Scudellari | April 1, 2011

In discovering their shared ancestry, a distantly related animal geneticist and plant pathologist find a common thread in their work on immune receptors.

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image: Ancient Anatomy, circa 1687

Ancient Anatomy, circa 1687

By Cristina Luiggi | April 1, 2011

Seventeenth-century Tibet witnessed a blossoming of medical knowledge, including a set of 79 paintings, known as tangkas, that interweaved practical medical knowledge with Buddhist traditions and local lore.

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image: Capsule Reviews

Capsule Reviews

By Bob Grant | April 1, 2011

The Great Sperm Whale, Noble Cows & Hybrid Zebras, Radioactive, Science-Mart

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image: Speaking of Science

Speaking of Science

By The Scientist Staff | April 1, 2011

April 2011's selection of notable quotes

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image: PET Guerrilla

PET Guerrilla

By Chris Tachibana | April 1, 2011

A former Uruguayan antigovernment rebel is developing a revolutionary diagnostic tool for Alzheimer’s disease.

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image: Taking Shape

Taking Shape

By Richard P. Grant | April 1, 2011

Floral bouquets are the most ephemeral of presents. The puzzle of how flowers get their shape, however, is more enduring. 

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image: The Footprints of Winter

The Footprints of Winter

By Ralf Müller and Justin Goodrich | March 1, 2011

Epigenetic marks laid down during the cold months of the year allow flowering in spring and summer.

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image: Epigenetics and Society

Epigenetics and Society

By Andrew D. Ellington | March 1, 2011

Did Erasmus Darwin foreshadow the tweaking of his grandson’s paradigm?

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image: Epigenetics—A Primer

Epigenetics—A Primer

By Stefan Kubicek | March 1, 2011

There are many ways that epigenetic effects regulate the activation or repression of genes. Here are a few molecular tricks cells use to read off the right genetic program.

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