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image: Fellow Travelers

Fellow Travelers

By | February 1, 2013

Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.

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image: Go Forth, Cells

Go Forth, Cells

By | February 1, 2013

Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.


image: Photonic Colored Creatures

Photonic Colored Creatures

By | February 1, 2013

Animals and plants come in a dizzying array of colors. Current research is cracking into the remarkable structures behind nature's artistic display.

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image: Stockpiling Histones

Stockpiling Histones

By | February 1, 2013

Histones stored on lipid droplets in fly embryos provide a backup supply when newly synthesized ones are lacking.


image: Color from Structure

Color from Structure

By | February 1, 2013

Researchers are working to understand how often-colorless biological nanostructures give rise to some of the most spectacular technicolor displays in nature.


image: Deaf Mice Hear Again

Deaf Mice Hear Again

By | January 10, 2013

A drug applied to the ears of deaf mice has prompted the regrowth of noise-damaged hair cells and resulted in slight improvements in the animals’ hearing.

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image: Debate Over Stem Cell Effectiveness

Debate Over Stem Cell Effectiveness

By | January 9, 2013

Reprogrammed stem cells are not attacked by the immune system, or are they?

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image: Breast Cancer Pioneer Dies

Breast Cancer Pioneer Dies

By | January 3, 2013

Elwood Jensen, whose research inspired new treatments for breast cancer, has passed away at age 92.


image: Is Frog Skin a Red Herring?

Is Frog Skin a Red Herring?

By | January 2, 2013

Despite decades of work, compounds in frog skins have failed to yield new antibiotics. Why?


image: Evolutionary Biologist Dies

Evolutionary Biologist Dies

By | January 2, 2013

Carl Woese, the discoverer of the third domain of life, has passed away at age 84.



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