Image of the Day: Cracked Skin
Image of the Day: Cracked Skin
Micrometer-scale fractures in elephant skin results from the way the epidermis grows.
Image of the Day: Cracked Skin
Image of the Day: Cracked Skin

Micrometer-scale fractures in elephant skin results from the way the epidermis grows.

Micrometer-scale fractures in elephant skin results from the way the epidermis grows.

stress
Young Brain Cells Silence Old Ones to Quash Anxiety
Young Brain Cells Silence Old Ones to Quash Anxiety
Ruth Williams | Jun 27, 2018
In adult mice, neurogenesis increases social confidence by suppressing the activity of mature neurons.
John Cacioppo, a Founder of Social Neuroscience, Dies
John Cacioppo, a Founder of Social Neuroscience, Dies
Kerry Grens | Mar 8, 2018
The University of Chicago psychology professor made fundamental contributions to understanding the neural mechanisms of social experiences.  
Stressed Rodents Make Different Choices
Stressed Rodents Make Different Choices
Katarina Zimmer | Mar 1, 2018
Chronic stress tweaks a circuit in the brain that influences how lab rodents make tough decisions. 
How Traffic Noise Affects Tree Frogs
How Traffic Noise Affects Tree Frogs
Richa Malhotra | Jan 18, 2017
Constant exposure to the sounds of a busy road can impact a male European tree frog’s stress levels, immune system, and vocal sac coloration, scientists show.
Early-Life Stress Affects Telomeres Later
Early-Life Stress Affects Telomeres Later
Anna Azvolinsky | Oct 3, 2016
An accumulation of stressful events in childhood is associated with shorter telomeres as a person ages, researchers report. 
Study: Small Fish Comforted By Big Predators
Study: Small Fish Comforted By Big Predators
Tanya Lewis | Apr 28, 2016
Baby fish show fewer signs of stress in the presence of large fish that scare off midsize predators. 
How Stress Affects Cancer’s Spread
How Stress Affects Cancer’s Spread
Catherine Offord | Mar 1, 2016
A mouse study reveals how chronic stress remodels lymphatic vasculature to facilitate the spread of tumor cells.
Blocking a Stress-Related Gene Relieves Chronic Pain
Blocking a Stress-Related Gene Relieves Chronic Pain
Anna Azvolinsky | Feb 10, 2016
Inhibiting the activity of a protein involved in the body’s stress response can ease chronic pain in mice.
Owl Be Darned
Owl Be Darned
The Scientist Staff | Dec 4, 2015
Researchers studying city-dwelling birds are learning about which animals are more suited to urban life.