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image: Fountain of Youth?

Fountain of Youth?

By Richard P. Grant | April 1, 2011

Preston Estep discusses the role that telomeres play in the aging process.

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Speaking of Science

By The Scientist Staff | April 1, 2011

April 2011's selection of notable quotes

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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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Top 7 From F1000

By The Scientist Staff | April 1, 2011

A snapshot of the highest-ranked articles from a 30-day period on Faculty of 1000

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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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The Mark of Faith

By Robert E. Kingston | March 1, 2011

Testing a central tenet of epigenetic regulation

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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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Bitter Pill

By Richard P. Grant | March 1, 2011

Editor's choice in drug discovery

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image: Epigenetics—A Primer

Epigenetics—A Primer

By Stefan Kubicek | March 1, 2011

Epigenetic events regulate the activities of genes without changing the DNA sequence. Different genes are expressed depending on the methyl-marks attached to DNA itself and by changes in the structure and/or composition of chromatin. 

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