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image: First Stem-Cell-Organ Transplant

First Stem-Cell-Organ Transplant

By | July 13, 2011

A fully-functional tooth grown from stem cells is successfully implanted into a mouse.

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image: Circadian Signs of Aging

Circadian Signs of Aging

By | July 13, 2011

The neural nexus of the circadian clock shows signs of functional decline as mice age, providing clues as to why sleep patterns tend to change as people grow older.

27 Comments

image: Repeated Regeneration

Repeated Regeneration

By | July 12, 2011

A 16-year-long newt study finds that regeneration remains efficient with repetition and age.

9 Comments

image: Top 7 in Developmental Biology

Top 7 in Developmental Biology

By | July 12, 2011

A snapshot of the most highly ranked articles in developmental biology and related areas, from Faculty of 1000.

3 Comments

image: Cellular Salve

Cellular Salve

By | July 8, 2011

Ivan Martin talks about the promise of using cell-based therapies to regenerate joint cartilage.

3 Comments

image: Summer Science, British Style

Summer Science, British Style

By | July 8, 2011

The Royal Society's annual science extravaganza packs some interesting stuff into 5 days of love and research.

3 Comments

image: Digit ratio predicts penis length

Digit ratio predicts penis length

By | July 5, 2011

In addition to its relationship to a variety of diseases, the length ratio of the second and fourth fingers also correlates with stretched penile length in men.

24 Comments

image: Repainting Ancient Birds

Repainting Ancient Birds

By | July 1, 2011

Using synchrotron rapid scanning X-ray fluorescence to map the distribution of trace metals in avian fossils over 120 million-year-old, researchers reconstruct the pigment patterns of their feathers—revealing some of the extinct birds' long-lost colors.

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image: OPSINS: Tools of the trade

OPSINS: Tools of the trade

By | July 1, 2011

The optogenetic toolset is composed of genetically encoded molecules that, when targeted to specific neurons in the brain, enable the electrical activity of those neurons to be driven or silenced by light. 

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image: The Ninefold Ring

The Ninefold Ring

By | July 1, 2011

Editor’s Choice in Structural Biology

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