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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: Infographic: Gassy Genes

Infographic: Gassy Genes

By Ruth Williams | June 1, 2018

Soil scientists get bacteria to report on what their neighbors are up to.


Understanding the factors that influence spillover could help forecast future epidemics.  


image: Productivity Paradox

Productivity Paradox

By Jim Daley | June 1, 2018

During the last ice age, there wasn’t much plant matter to eat on northern steppes, but herbivorous woolly mammoths were abundant. How did they survive?


image: Surveying Biodiversity with Leeches

Surveying Biodiversity with Leeches

By Diana Kwon | June 1, 2018

Scientists are searching for signatures of mammals within the blood meals of the invertebrates.

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image: Predicting Future Zoonotic Disease Outbreaks

Predicting Future Zoonotic Disease Outbreaks

By Ashley Yeager | June 1, 2018

A step-by-step study of diseases that jump species gives subtle clues about future epidemics.

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Doctors treated the fetus, who has alpha thalassemia major, with cells from her mother’s bone marrow.


image: Image of the Day: Water Flea

Image of the Day: Water Flea

By Sukanya Charuchandra | May 29, 2018

A species of water flea in northern Belgium that helps keep algae in check is growing smaller and less abundant in urbanized areas. 

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The reef has bounced back from “death events” in the past, but that doesn’t mean it will be resilient over the next few decades.


image: Conservation Biologist Ben Collen Dies of Bone Cancer

Conservation Biologist Ben Collen Dies of Bone Cancer

By Shawna Williams | May 22, 2018

The University College London researcher investigated how environmental pressures affect animals.


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