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image: Controversial climate study retracted

Controversial climate study retracted

By Megan Scudellari | June 6, 2011

A controversial 2008 climate study is retracted due to plagiarism.

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image: Drugs target cancer stem cells

Drugs target cancer stem cells

By Bob Grant | June 6, 2011

New compounds are showing promise in targeting subpopulations of cancer stem cells.

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image: XMRV doesn't cause chronic fatigue

XMRV doesn't cause chronic fatigue

By Tia Ghose | June 5, 2011

Two studies point to contamination of patient samples as the cause of a controversial 2009 finding that linked the mouse virus XMRV with chronic fatigue syndrome.

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image: Hard and Harder

Hard and Harder

By Michael K. Gusmano | June 5, 2011

The path to eradicating malaria in Africa involves much more than just a vaccine.

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In Chapter 9, "We Were Hunted, Which is Why All of Us are Afraid Some of the Time and Some of Us are Afraid All of the Time," author Rob Dunn explains how predators shaped our evolution as we cowered and ran from their ravenous maws.

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image: One-Man NIH, 1887

One-Man NIH, 1887

By Cristina Luiggi | June 4, 2011

As epidemics swept across the United States in the 19th century, the US government recognized the pressing need for a national lab dedicated to the study of infectious disease. 

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image: Simultaneity

Simultaneity

By Cristina Luiggi | June 4, 2011

Two research teams studying a rare genetic disorder discover independently that it's caused by genes that are crucial to DNA replication.

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image: Part Human, Part HIV

Part Human, Part HIV

By Gene M. Shearer and Adriano Boasso | June 3, 2011

Like other enveloped viruses, HIV exits its host cell enshrouded in the cell’s membrane, which contains membrane molecules such as the human leukocyte antigens (HLA). 

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image: The essence of stem cells

The essence of stem cells

By Cristina Luiggi | June 3, 2011

Researchers discover a protein that may allow already-differentiated somatic cells to become stem cells.

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image: <em>E. coli</em> epidemic baffles doctors

E. coli epidemic baffles doctors

By Cristina Luiggi | June 3, 2011

A highly virulent strain of E. coli that has already killed two people and infected around 800 (most of whom live or had visited northern Germany) has proved an enigma for epidemiologists. 

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