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image: Chance and Necessity

Chance and Necessity

By | November 1, 2013

War and justice brought together two of the greatest minds of the 20th century, a scientist and a writer.

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Contributors

By | November 1, 2013

Meet some of the people featured in the November 2013 issue of The Scientist.

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image: Exploring the Neuron Forest

Exploring the Neuron Forest

By | November 1, 2013

Innovations in imaging techniques and genetic sequencing take neuroscience to a new level.

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image: How, If, and Why Species Form

How, If, and Why Species Form

By , and | November 1, 2013

Biologists have struggled for centuries to properly define what constitutes a “species.” They may have been asking the wrong question—many smaller organisms might not form species at all.

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image: The Ultimate Wingman

The Ultimate Wingman

By | November 1, 2013

Differential gene expression between dominant and subordinate male turkeys could help evolutionary biologists deconstruct the roots of sexual dimorphism.

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image: The Psychiatrist’s Jigsaw

The Psychiatrist’s Jigsaw

By | November 1, 2013

Researchers are piecing together the devilishly complex sets of genetic alterations underlying schizophrenia and bipolar disorder.

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image: Penetrating the Brain

Penetrating the Brain

By | November 1, 2013

Researchers use molecular keys, chisels, and crowbars to open the last great biochemical barricade in the body—the blood-brain barrier.

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image: Genetic Diversity in the Brain

Genetic Diversity in the Brain

By | October 31, 2013

Neurons within a person’s brain exhibit striking variations in DNA copy number.

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image: Scientists Confirm Bats Carry SARS

Scientists Confirm Bats Carry SARS

By | October 31, 2013

Whole-genome sequences for two novel coronaviruses from Chinese horseshoe bats are the most closely related to the severe acute respiratory syndrome coronavirus to date.

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image: European Roots for Native Americans?

European Roots for Native Americans?

By | October 29, 2013

An analysis of ancient DNA from a 24,000-year-old Siberian skeleton generates a new model for the original peopling of the Western Hemisphere.

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