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Q&A
She Finds Clues to Future Sustainability in Old Food Webs
By reconstructing prehistoric food webs and analyzing the diverse interactions of humans with other species, the ecologist Jennifer Dunne is developing a new understanding of sustainability through network science.
neuroscience
A ‘Self-Aware’ Fish Raises Doubts About a Cognitive Test
A report that a fish can pass the “mirror test” for self-awareness reignites debates about how to define and measure that elusive quality.
developmental biology
Salamander’s Genome Guards Secrets of Limb Regrowth
With a fully sequenced genome in hand, scientists hope they are finally poised to learn how axolotls regenerate lost body parts.
Q&A
A Neurobiologist Thinks Big — and Small
By developing new tools for visualizing subcellular structure and activity in molecular detail, Ed Boyden advances on his goal of understanding how the brain works.