history, evolution, ecology
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.  
Image of the Day: Landing Blows
Image of the Day: Landing Blows
Sukanya Charuchandra | Jun 18, 2018
The smashing mantis shrimp is strategic in its attack on sea snails.  
Even in the Bronze Age, Humans Altered Soil Chemistry
Even in the Bronze Age, Humans Altered Soil Chemistry
Kerry Grens | Jun 13, 2018
Ancient bones from Ireland reveal that farming has changed nitrogen composition in land for the last 3,000 years.
Africa’s Oldest Baobab Trees Are Dying Suddenly
Africa’s Oldest Baobab Trees Are Dying Suddenly
Catherine Offord | Jun 12, 2018
Although more evidence is needed to pin down a cause, researchers suspect that climate change is to blame.
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.  
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. 
New Study Contradicts Previous Idea About Origins of South Americans
New Study Contradicts Previous Idea About Origins of South Americans
Sukanya Charuchandra | Jun 1, 2018
Divergent human lineages of North America intermingled before setting off to establish populations of Central and South America.