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image: Sperm From Ovaries

Sperm From Ovaries

By | June 11, 2015

With the deletion of a single gene, female Japanese rice fish can produce sperm. 

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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: Viral Protector

Viral Protector

By | April 21, 2015

A retrovirus embedded in the human genome may help protect embryos from other viruses, and influence fetal development.

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image: Contributors


By | April 1, 2015

Meet some of the people featured in the April 2015 issue of The Scientist.


image: From Many, One

From Many, One

By | April 1, 2015

Diverse mammals, including humans, have been found to carry distinct genomes in their cells. What does such genetic chimerism mean for health and disease?


image: Short, Strong Signals

Short, Strong Signals

By | March 25, 2015

Methylation increases both the activity and instability of the signaling protein Notch.


image: AbbVie Wins Bidding War for Cancer Drugmaker

AbbVie Wins Bidding War for Cancer Drugmaker

By | March 5, 2015

The pharmaceutical firm beat out a host of potential suitors, Johnson & Johnson among them, to strike a $21 billion deal with Pharmacyclics.


image: Pfizer to Acquire Hospira

Pfizer to Acquire Hospira

By | February 5, 2015

The pharmaceutical giant is purchasing the injectable drugmaker for about $15 billion.


image: Lazarus Drugs

Lazarus Drugs

By | February 1, 2015

While some drugs sail through development, others suffer setbacks, including FDA rejections, before reaching the market.  

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image: Fertility Treatment Fallout

Fertility Treatment Fallout

By | January 1, 2015

Mouse offspring conceived by in vitro fertilization are metabolically different from naturally conceived mice.


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