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image: Pancreatic Cell Size Negatively Relates to Lifespan in Mammals

Pancreatic Cell Size Negatively Relates to Lifespan in Mammals

By Sukanya Charuchandra | June 19, 2018

Species with larger pancreatic cells tend to have shorter lives, according to a study.  

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image: Organic Compounds Found in Martian Soil

Organic Compounds Found in Martian Soil

By Sukanya Charuchandra | June 11, 2018

Researchers also found seasonal variations in atmospheric methane on the planet that may have a geological or biological origin.  

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image: Image of the Day: Older and Wiser

Image of the Day: Older and Wiser

By Sukanya Charuchandra | June 8, 2018

As the years go by, seabirds such as gannets get better at foraging.  

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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: Image of the Day: Black-Eyed Rage

Image of the Day: Black-Eyed Rage

By Sukanya Charuchandra | June 6, 2018

When defensive, guppies display a warning sign to their counterparts. 

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Divergent human lineages of North America intermingled before setting off to establish populations of Central and South America.  

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image: Image of the Day: Cuddle Buddies

Image of the Day: Cuddle Buddies

By Sukanya Charuchandra | June 1, 2018

Researchers studying macaques in Morocco find that socialization improves the monkeys’ odds of surviving the winter. 

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image: Contributors

Contributors

By Jim Daley | June 1, 2018

Meet some of the people featured in the June 2018 issue of The Scientist.

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image: From Little Things Big Things Grow

From Little Things Big Things Grow

By Bob Grant | June 1, 2018

We should take comfort in the fact that life on Earth had such unassuming, shared beginnings.

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image: Incomplete Immunity

Incomplete Immunity

By Jim Daley | June 1, 2018

By combining experimental data with computer models, researchers were able to predict a pathogen’s evolution toward more virulence.

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