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Removing a specific miRNA from stem cells may induce the expression of endogenous retroviruses that enable the cells to form extra-embryonic lineages.

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image: How Plant-Soil Feedback Affects Ecological Diversity

How Plant-Soil Feedback Affects Ecological Diversity

By | January 13, 2017

Researchers examine how underground microbes and nutrients affect plant populations.

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image: First Bumblebee Species Declared Endangered in U.S.

First Bumblebee Species Declared Endangered in U.S.

By | January 11, 2017

The federal government concludes the rusty patched bumblebee is nearing extinction.

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A team of scientists was unable to replicate controversial, high-profile findings published in 2011.

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image: As the Brain Ages, Glial-Cell Gene Expression Changes Most

As the Brain Ages, Glial-Cell Gene Expression Changes Most

By | January 10, 2017

Researchers describe how gene expression in different human brain regions is altered with age.

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image: Neural Mechanism Links Alcohol Consumption to Binge Eating

Neural Mechanism Links Alcohol Consumption to Binge Eating

By | January 10, 2017

Ethanol triggers starvation-activated neurons, leading mice to overeat. 

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Scientists repurpose an Alzheimer’s drug to enhance the ability of stem cells to repair dental damage in mice.

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image: Image of the Day: Saltwater Survivors

Image of the Day: Saltwater Survivors

By | January 9, 2017

When road deicing salt enters freshwater ecosystems, prey species such as Daphnia pulex can rapidly evolve tolerance to the contaminant, buffering their local food webs from the impacts of salination.

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Neuroimaging study confirms the fusiform gyrus continues to develop throughout childhood.

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image: How Hummingbirds Sense Movement While Hovering

How Hummingbirds Sense Movement While Hovering

By | January 5, 2017

A visual motion-sensing brain region found in all four-limbed vertebrates displays unique properties in Anna’s hummingbirds.

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