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At the Dawn of Life, Heat May Have Driven Cell Division
A mathematical model shows how a thermodynamic mechanism could have made protocells split in two.
Her Machine Learning Tools Pull Insights From Cell Images
The computational biologist Anne Carpenter creates software that brings the power of machine learning to researchers seeking answers in mountains of cell images.
How Do New Organs Evolve? A Beetle Gland Shows the Way.
The evolution of a defensive gland in beetles shows how organs can arise from novel cells carving out new functional niches for their neighbors.
‘Social’ Mitochondria, Whispering Between Cells, Influence Health
Mitochondria appear to communicate and cooperate with one another, both within and between cells. Biologists are only just beginning to understand how and why.
Plant Cells of Different Species Can Swap Organelles
In grafted plants, shrunken chloroplasts can jump between species by slipping through unexpected gateways in cell walls.
Did Viruses Create the Nucleus? The Answer May Be Near.
An unorthodox symbiotic theory about the origin of eukaryotes’ defining characteristic may soon be put to the test.
The Epigenetic Secrets Behind Dopamine, Drug Addiction and Depression
New research links serotonin and dopamine not just to addiction and depression, but to the ability to control genes.
New Clues to Chemical Origins of Metabolism at Dawn of Life
The ingredients for reactions ancestral to metabolism could have formed very easily in the primordial soup, new work suggests.