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Biology

genetics

Tiny Genomes and the Origin of Complex Cells

Symbiotic bacteria that dwell within insect cells are intricately intertwined with their hosts, prompting scientists to question when these bacteria stop being bona fide organisms and become part of the cell.

genetics

A New Approach to Building the Tree of Life

More genetic data is available than ever before to help build evolutionary trees, but scientists are finding that different genes even in the same organism can tell conflicting stories.

developmental biology

Biologists Home in on Turing Patterns

New research has prompted a resurgence of interest in the patterning mechanisms Alan Turing proposed 60 years ago.

Game Theory

Hunger Game: Is Honesty Between Animals Always the Best Policy?

Game theorists have developed a new model of communication among animals. It suggests evolution will produce a situation in which members of a species are honest most of the time, but not always.