News
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GeneticsGene gives mice and chipmunks their pinstripes
A recycled regulator paints on rodents’ light stripes.
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NeuroscienceEyes offer window into brain’s timekeepers
In new experiments of time perception, when pupils were large, monkeys underestimated a second.
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PsychologyLearning curve not so smooth
Preschoolers tend to reach a milestone of social thinking after months of fits and starts.
By Bruce Bower -
PaleontologyEarly birds could achieve liftoff
Early birds and other flying dinosaurs had the strong legs and wing speed needed to launch into the air directly from the ground, researchers argue.
By Meghan Rosen -
LifeScientists need to redraw picture of cell’s biggest organelle
A close-up view of the cell’s endoplasmic reticulum reveals a different structure.