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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.

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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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Contributors

By | April 1, 2015

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

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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?

4 Comments

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Short, Strong Signals

By | March 25, 2015

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

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Fertility Treatment Fallout

By | January 1, 2015

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

8 Comments

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Micro Master

By | January 1, 2015

Thomas Deerinck has been at the helm of a microscope for more than four decades. And he’s got lots to show for it, including a half a dozen placements in the Nikon Small World competition.

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image: Micro Masterpiece

Micro Masterpiece

By | January 1, 2015

The artful science of Tom Deerinck, a micrographer who consistently places in Nikon’s Small World competition

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NIH Study Canceled

By | December 15, 2014

The National Institutes of Health shutters its initiative to track the health of 100,000 children through adulthood.

3 Comments

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