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» DNA, ecology and neuroscience

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Splitting Hairs

By | September 1, 2014

Fragments of mitochondrial DNA from deer hair found on the clothing of an ice-entombed mummy offer a glimpse into Copper Age ecology.

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Beyond the Blueprint

By , , and | September 1, 2014

In addition to serving as a set of instructions to build an individual, the genome can influence neighboring organisms and, potentially, entire ecosystems.

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image: Light-Activated Memory Switch

Light-Activated Memory Switch

By | August 27, 2014

Scientists use optogenetics to swap out negative memories for positive ones—and vice versa—in mice.

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Subglacial Ecosystem

By | August 22, 2014

Samples from an Antarctic lake 800 meters below the ice reveal an abundance of microbial life.

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image: Lab-Grown 3-D Brain Tissue Mimics Cortex

Lab-Grown 3-D Brain Tissue Mimics Cortex

By | August 11, 2014

From cortical neurons, researchers have engineered rat tissue that formed complex networks of functioning neurons and appeared to behave normally after an injury.

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Molecular Neuroscientist Dies

By | August 11, 2014

Stephen Heinemann, who along with his colleagues identified the genes encoding the major excitatory neurotransmitter receptors in the brain, has passed away at age 75.

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image: Neural Stem Cells Sprout Long Axons

Neural Stem Cells Sprout Long Axons

By | August 7, 2014

Early neurons reprogrammed from human skin cells show unprecedented axonal growth in a rat model of spinal cord injury.

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Beyond Cat Killing

By | August 1, 2014

Capsule reviewed author Ian Leslie sets up his latest book, Curious, about the human propensity to wonder and learn.

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Capsule Reviews

By | August 1, 2014

The Myth of Mirror Neurons, Curious, Shadow Medicine, and Doctored

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image: Meal Plans

Meal Plans

By | August 1, 2014

Bacterial populations’ differing strategies for responding to their environment can set genetic routes to speciation.

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