Infographic: The Neurobiology of Suicidal Behavior
Infographic: The Neurobiology of Suicidal Behavior
Clues about the biological mechanisms that contribute to a person’s chance of contemplating or attempting suicide
Infographic: The Neurobiology of Suicidal Behavior
Infographic: The Neurobiology of Suicidal Behavior

Clues about the biological mechanisms that contribute to a person’s chance of contemplating or attempting suicide

Clues about the biological mechanisms that contribute to a person’s chance of contemplating or attempting suicide

fire ants, neuroscience
Book Excerpt from Physical Intelligence
Scott Grafton | Jan 13, 2020
In Chapter 2, “Surfaces,” author Scott Grafton describes the ancient process of action perception, which helps organisms navigate their environments.
What Neurobiology Can Tell Us About Suicide
Catherine Offord | Jan 13, 2020
The biochemical mechanisms in the brain underlying suicidal behavior are beginning to come to light, and researchers hope they could one day lead to better treatment and prevention strategies.
Contributors
The Scientist Staff | Jan 13, 2020
Meet some of the people featured in the January/February 2020 issue of The Scientist.
Why Do We Forget How to Walk on Ice?
Scott Grafton | Jan 13, 2020
A new book explores the crosstalk between mind and body and how it helps humans navigate their worlds.
herpes herpesvirus ms multiple sclerosis
Type of Herpes Virus Tied to Multiple Sclerosis
Katarina Zimmer | Jan 10, 2020
A study of 16,000 people suggests that human herpesvirus 6A is a risk factor for developing multiple sclerosis, reinvigorating a neglected hypothesis that the virus could be involved in triggering the disease.
Bruce McEwen
Bruce McEwen, Stress Hormone Researcher, Dies
Emily Makowski | Jan 6, 2020
The Rockefeller University neuroendocrinologist made landmark discoveries on how hormones affect brain structure.
Addictive Behavior Control Circuit Discovered in Rat Brains
Lisa Winter | Jan 3, 2020
Some rats showed a decrease in addictive tendencies when researchers activated the pathway, while the behavior of others became more addictive when the pathway was inhibited.

Robert Moir on Infectious Alzheimer’s
The Scientist Staff | Jan 3, 2020
The late researcher shared his thoughts on the pathogenesis of the neurodegenerative disease.
Robert Moir
Iconoclastic Alzheimer’s Researcher Robert Moir Dies
Shawna Williams | Jan 2, 2020
The 58-year-old was best known for uncovering evidence of a link between pathogens and the neurodegenerative disease.
Smells of Nature Lower Physiological Stress
Ashley Yeager | Jan 2, 2020
In a virtual reality experiment, participants recovered faster from a small electric shock when they could smell natural scents than when they could smell urban odors.
Image of the Day: Moth Movement
Emily Makowski | Jan 2, 2020
Neuronal signal timing is crucial for muscle coordination during flight.
Those We Lost in 2019
Ashley Yeager | Dec 30, 2019
The scientific community said goodbye to Sydney Brenner, Paul Greengard, Patricia Bath, and a number of other leading researchers this year.
neuroscience books
Opinion: The Best Neuroscience Books of 2019
James Dolbow | Dec 18, 2019
Bury your nose in tales of neurosyphilis, gender identity, the medical mysteries of sleep disorders, and more.
The Scientist Infographics: Editor’s Picks of 2019
Jef Akst | Dec 18, 2019
This year’s most beautiful illustrations covered topics including the molecular underpinnings of Parkinson’s disease and strategies for tracking marine organisms around the world’s oceans.
Spending Bill Boosts US Science Budgets, Unlocks Gun Research
Ashley Yeager | Dec 17, 2019
The legislative package for 2020 allots $25 million for gun-violence research, which has been on hold for more than two decades.
mdma ecstacy serotonin dopamine
Serotonin and Dopamine Responsible for the Pros and Cons of MDMA
Ruth Williams | Dec 11, 2019
A study in mice suggests serotonin release underlies the drug’s prosocial effects while dopamine mediates the rewarding properties that drive its potential for abuse.
image of two small electronic patches embedded in a brain
Speech Decoded from Brain Activity in Area for Hand Control
Shawna Williams | Dec 10, 2019
The surprising finding comes courtesy of two study participants with implanted electrode arrays that record activity at single-neuron resolution.
a mouse on an exercise wheel
Early Epigenetic Changes Regulate Voluntary Exercise in Mice: Study
Emma Yasinski | Dec 7, 2019
Altering DNA methylation in a particular area of the hypothalamus halved the animals’ voluntary exercise as adults.
Artificial Neurons Fire in Life-Like Patterns
Ashley Yeager | Dec 4, 2019
The silicon chips receive and send electrical signals, recreating activity from neurons in the rat brain that play a role in breathing and thinking.