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biology

Biology

Animal Copies Reveal Roots of Individuality

By Emily Singer
May 12, 2015
Read Later

Genetically identical animals raised under similar conditions can make very different choices. These distinctions are helping researchers map the biological basis of individuality.

evolution

A Surprise for Evolution in Giant Tree of Life

By Emily Singer
May 5, 2015
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The largest evolutionary tree ever compiled leads researchers to conclude that chance mutation — not natural selection — drives the development of new species.

origins of life

How Structure Arose in the Primordial Soup

By Emily Singer
April 16, 2015
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Life’s first epoch saw incredible advances — cells, metabolism and DNA, to name a few. Researchers are resurrecting ancient proteins to illuminate the biological dark ages.

evolution

Did Neurons Evolve Twice?

By Emily Singer
March 25, 2015
Read Later

The comb jelly, a primitive marine creature, is forcing scientists to rethink how animals got their start.

Biology

Killer Virus Is Invading Koala DNA

By Emily Singer
March 4, 2015
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An infection sweeping through Australia’s struggling koala population provides an unprecedented opportunity to explore how retroviruses insert themselves into the genome.

genomics

Genetic Geometry Takes Shape

By Ivan Amato
February 25, 2015
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Inside the cell’s nucleus, the double helix folds up in myriad loops and twists. The quest to unravel this structure is revealing the subtle genetic orchestration of all life on Earth.

evolution

Game Theory Calls Cooperation Into Question

By Emily Singer
February 12, 2015
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A new solution to the prisoner’s dilemma, a classic game theory scenario, has created new puzzles in evolutionary biology.

Biology

Breakthrough DNA Editor Born of Bacteria

By Carl Zimmer
February 6, 2015
Read Later

Interest in a powerful DNA editing tool called CRISPR has revealed that bacteria are far more sophisticated than anyone imagined.

Biology

Networks Reveal the Connections of Disease

By Veronique Greenwood
January 29, 2015
Read Later

Disease is the result of failure somewhere along the line in a complex dance of biological components. Now statistical physicists are using enormous databases of medical records to study connections between illnesses.


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