During development, communication between organs determines their relative final size.
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A paper describing a new method for imaging synapse formation has been retracted after it emerged that the first author falsified data to prove its effectiveness.
Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.
Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.
Male scientists commit research misconduct more often than their female peers, and senior researchers are more likely to engage in fraud than trainees.
The science images and videos that captured our attention in 2012
New noninvasive methods of selecting the most viable embryo could revolutionize in vitro fertilization.
Contributors
| November 1, 2012
Meet some of the people featured in the November 2012 issue of The Scientist.
Large RNA-protein packets use a novel mechanism to escape the cell nucleus.
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