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What we can know about biology before the last universal common ancestor is limited—and we should be circumspect in filling in the gaps.

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Computational biologists are optimistic that the purchase of the world’s largest hub for open-source computer code will not affect the way they use GitHub for science.

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Researchers find that conserving marsupials on a predator-free island dampens their avoidance behaviors, which could mean trouble for their reintroduction to mainland Australia.

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image: Opinion: How to Use Mobile Apps for Immunohistochemistry

Opinion: How to Use Mobile Apps for Immunohistochemistry

By Alexander E. Kalyuzhny | May 25, 2018

This guide for apps comes from personal experience testing various programs aimed to improve productivity or to help with selecting reagents.

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Researchers have been using ultrasound to control brain activity, but studies in mice and guinea pigs show it also stimulates the auditory system, presenting a confounder for direct neural stimulation.

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Determining which products of advanced biotechnology are deserving of legal protections is essential to our own social architecture.

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The finding confirms that a cluster of cells that directs the fate of other cells in the developing embryo is evolutionarily conserved across the animal kingdom.

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image: Could a Dose of Sunshine Make You Smarter?

Could a Dose of Sunshine Make You Smarter?

By Ruth Williams | May 17, 2018

Moderate ultraviolet light exposure boosts the brainpower of mice thanks to increased production of the neurotransmitter glutamate.  

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image: RNA Moves a Memory From One Snail to Another

RNA Moves a Memory From One Snail to Another

By Ashley Yeager | May 14, 2018

Injecting molecules from a sea slug that received tail shocks into one that didn’t made the recipient animal behave more cautiously. 

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image: Opinion: How We Found a New Way to Detect “Hidden Sharks”

Opinion: How We Found a New Way to Detect “Hidden Sharks”

By Stefano Mariani and Judith Bakker | May 7, 2018

Given the speed and efficiency of environmental (eDNA) sampling, a much larger portion of the sea can be screened, in a shorter time, for patterns of diversity.

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