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image: Insulin's Role in Body and Brain

Insulin's Role in Body and Brain

By , and | December 6, 2012

Insulin, long recognized as a primary regulator of blood glucose, is now also understood to play key roles in neuroplasticity, neuromodulation, and neurotrophism.

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image: Marlboro Chicks

Marlboro Chicks

By | December 5, 2012

Two species of songbirds pack their nests with scavenged cigarette butts that repel irksome parasites.

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image: Why Older People Get Scammed

Why Older People Get Scammed

By | December 4, 2012

Elderly people are worse at spotting untrustworthy faces, possibly due to decreased activity in the brain region associated with such perceptions.

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image: Contributors

Contributors

By | December 1, 2012

Meet some of the people featured in the December 2012 issue of The Scientist.

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image: Leading Neuroscientist Dies

Leading Neuroscientist Dies

By | November 30, 2012

Laurent Descarries, well known for his research on the brain’s axon terminals, has passed away at the age of 73.

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image: Rats Get Placebo Effect

Rats Get Placebo Effect

By | November 28, 2012

Rodents experience placebo-induced pain relief, providing a new model with which to investigate the phenomenon.

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image: Coughing Seashells

Coughing Seashells

By | November 28, 2012

A type of scallop expels water and waste through a sort of cough that could reveal clues about water quality.

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image: Beetles Warm BC Forests

Beetles Warm BC Forests

By | November 27, 2012

Using satellite data, researchers calculate that mountain pine beetle infestations raise summertime temperatures in British Columbia’s pine forests by 1 degree Celsius.

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image: More Animal Welfare Problems at UCSF

More Animal Welfare Problems at UCSF

By | November 27, 2012

Lab inspection reports and internal documents reveal incidents involving the mistreatment of research animals at the University of California, San Francisco.

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image: Neurons Talk Without Synapses

Neurons Talk Without Synapses

By | November 21, 2012

Neighboring neurons in an insect’s antennae can block each other without sharing any synaptic connections.

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