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A Florida teenager is the first person with a confirmed infection by the mosquito-borne virus.

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The now-extinct gibbon was buried with the grandmother of China’s first emperor and her many pets.

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image: Koko the Signing Gorilla Dies at 46

Koko the Signing Gorilla Dies at 46

By Shawna Williams | June 21, 2018

The primate was famous for her ability to communicate with humans.

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image: Herpes Viruses Implicated in Alzheimer’s Disease

Herpes Viruses Implicated in Alzheimer’s Disease

By Anna Azvolinsky | June 21, 2018

A new study shows that the brains of Alzheimer’s disease patients have a greater viral load, while another study in mice finds infection leads to amyloid-β build up.

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image: Dopamine Neuron Implants Ease Parkinson’s Symptoms in Monkeys

Dopamine Neuron Implants Ease Parkinson’s Symptoms in Monkeys

By Sukanya Charuchandra | June 20, 2018

The stem cell–derived transplants were stable for 24 months and led to wide-ranging behavioral improvements in the monkeys.  

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image: Deadly Wasting Syndrome Genetically Altered Sea Stars: Study

Deadly Wasting Syndrome Genetically Altered Sea Stars: Study

By Sukanya Charuchandra | June 19, 2018

The surviving animals may have evolved genes that provided an advantage in fighting the disease.  

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image: Image of the Day: Multiple Choice

Image of the Day: Multiple Choice

By Sukanya Charuchandra | June 19, 2018

Photosynthesis can happen in more than one way.  

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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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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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image: Probiotics Prevent Cholera in Animal Models

Probiotics Prevent Cholera in Animal Models

By Ruth Williams | June 13, 2018

Two different types of bacteria—one genetically engineered and one from cheese—defend animal intestines from Vibrio cholerae infection.  

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  4. Koko the Signing Gorilla Dies at 46