reward, immunology, evolution
Koko the Signing Gorilla Dies at 46
Koko the Signing Gorilla Dies at 46
Shawna Williams | Jun 21, 2018
The primate was famous for her ability to communicate with humans.
Deadly Wasting Syndrome Genetically Altered Sea Stars: Study
Deadly Wasting Syndrome Genetically Altered Sea Stars: Study
Sukanya Charuchandra | Jun 19, 2018
The surviving animals may have evolved genes that provided an advantage in fighting the disease.  
Pancreatic Cell Size Negatively Relates to Lifespan in Mammals
Pancreatic Cell Size Negatively Relates to Lifespan in Mammals
Sukanya Charuchandra | Jun 19, 2018
Species with larger pancreatic cells tend to have shorter lives, according to a study.  
Laxative Causes Long-Term Changes to Mouse Microbiome
Laxative Causes Long-Term Changes to Mouse Microbiome
Abby Olena | Jun 14, 2018
Acute bouts of diarrhea could have lasting effects on the microbiota and host immune system activation, a mouse study suggests.
This Flu Season Killed 172 Kids
This Flu Season Killed 172 Kids
Sukanya Charuchandra | Jun 11, 2018
Vaccination reduced the risk of death by two-thirds for children with no other health problems.  
Organic Compounds Found in Martian Soil
Organic Compounds Found in Martian Soil
Sukanya Charuchandra | Jun 11, 2018
Researchers also found seasonal variations in atmospheric methane on the planet that may have a geological or biological origin.  
“Public” T-Cell Receptors From Resistant People Fend Off HIV
“Public” T-Cell Receptors From Resistant People Fend Off HIV
Shawna Williams | Jun 8, 2018
The receptors, found in so-called elite controllers who don’t need medications to keep the virus in check, suggest a new path toward immunotherapy.
Image of the Day: Older and Wiser
Image of the Day: Older and Wiser
Sukanya Charuchandra | Jun 8, 2018
As the years go by, seabirds such as gannets get better at foraging.  
After Relocation, an Endangered Species Stops Avoiding Predator Scents
After Relocation, an Endangered Species Stops Avoiding Predator Scents
Abby Olena | Jun 6, 2018
Researchers find that conserving marsupials on a predator-free island dampens their avoidance behaviors, which could mean trouble for their reintroduction to mainland Australia.
Image of the Day: Black-Eyed Rage
Image of the Day: Black-Eyed Rage
Sukanya Charuchandra | Jun 6, 2018
When defensive, guppies display a warning sign to their counterparts.