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A chloroplast mutation has dramatically affected the genomes of railside populations of Arabidopsis thaliana.

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image: A New Role for Marine Archaea

A New Role for Marine Archaea

By | July 1, 2016

Researchers discover acetogenesis in archaea, suggesting an important role for these little-studied organisms in generating organic carbon below the seafloor.

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image: Marine Bacteria Share Carbon Assimilation Duties

Marine Bacteria Share Carbon Assimilation Duties

By | July 1, 2016

Taxonomic differences in bacterioplankton amino acid uptake

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image: Multicellular Cooperation Curbs Cheating

Multicellular Cooperation Curbs Cheating

By | July 1, 2016

An experimental evolution study shows that more cheaters arise when bread mold fungal cells are less related to one another.

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image: Questions Over <em>C. elegans</em> Life Span Factors

Questions Over C. elegans Life Span Factors

By | June 1, 2016

A recent paper challenges earlier findings that germline factors expressed in normal body cells influence life span in C. elegans.

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image: Aneuploid Responses

Aneuploid Responses

By | May 1, 2016

A recent exchange of papers is divided over the evidence for compensatory gene expression among wild strains of aneuploid yeast.

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image: Managing Methylation

Managing Methylation

By | January 1, 2016

A long noncoding RNA associated with DNA methylation has the power to regulate colon cancer growth in vitro.

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image: Telomerase Overdrive

Telomerase Overdrive

By | January 1, 2016

Two mutations in a gene involved in telomere extension reverse the gene’s epigenetic silencing.

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image: Fat Saps Muscle

Fat Saps Muscle

By | November 1, 2015

The accumulation of fat within skeletal muscle, as happens with obesity, diminishes muscle performance.

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image: Rethinking Lymphatic Development

Rethinking Lymphatic Development

By | August 1, 2015

Four studies identify alternative origins for cells of the developing lymphatic system, challenging the long-standing view that they all come from veins.

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