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Disease-causing viruses and message-carrying vesicles sit at the ends of a spectrum of membranous particles that cells release.
An unlikely team offers a controversial hypothesis about what enabled animal life to get more complex during the Cambrian explosion.
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.
Preserving its DNA ought to be a cell’s top priority. But bacteria slow their DNA repair to a crawl in favor of proofreading gene transcripts.
Mitonuclear conflict — a struggle between the genes in a cell’s nucleus and its mitochondria — might sometimes split species in two.
New techniques expose unexpected diversity within seemingly uniform tissues.
Trash collectors in the cell moonlight at the controls of the genetic machinery.