Groundbreaking Sleep Researcher J. Allan Hobson Dies at 88
Groundbreaking Sleep Researcher J. Allan Hobson Dies at 88
He famously contradicted Sigmund Freud’s views on the meaning of dreams.
Groundbreaking Sleep Researcher J. Allan Hobson Dies at 88
Groundbreaking Sleep Researcher J. Allan Hobson Dies at 88

He famously contradicted Sigmund Freud’s views on the meaning of dreams.

He famously contradicted Sigmund Freud’s views on the meaning of dreams.

sleep
Researchers Exchange Messages with Dreamers
Researchers Exchange Messages with Dreamers
Asher Jones | Feb 18, 2021
Dreamers answered experimenters’ questions or solved simple math problems, showing that complex two-way communication between the dreaming and waking world is possible.
What’s in a Dream
What’s in a Dream
The Scientist Staff | Dec 1, 2020
See Reading Frames coauthor Robert Stickgold discuss the relationship between sleeping, dreaming, and memory.
Book Excerpt from <em>When Brains Dream</em>
Book Excerpt from When Brains Dream
Robert Stickgold, Antonio Zadra | Dec 1, 2020
Ferreting out the biological function of dreaming is a frontier in neuroscience.
Infographic: The Technology Scientists Use to Engineer Dreams
Infographic: The Technology Scientists Use to Engineer Dreams
Catherine Offord | Dec 1, 2020
Researchers are experimenting with a variety of tools, from brain stimulation to audiovisual equipment, to try to take control of the sleeping brain.
Contributors
Contributors
The Scientist Staff | Dec 1, 2020
Meet some of the people featured in the December 2020 issue of The Scientist.
Opinion: The Biological Function of Dreams
Opinion: The Biological Function of Dreams
Robert Stickgold, Antonio Zadra | Dec 1, 2020
The scenarios that run through our sleeping brains may help us explore possible solutions to concerns from our waking lives.
Scientists Engineer Dreams to Understand the Sleeping Brain
Scientists Engineer Dreams to Understand the Sleeping Brain
Catherine Offord | Dec 1, 2020
Technologies such as noninvasive brain stimulation and virtual reality gaming offer insights into how dreams arise and what functions they might serve.
Astrocytes, Not Just Neurons, Play a Role in Sleep
Astrocytes, Not Just Neurons, Play a Role in Sleep
Abby Olena | Sep 24, 2020
In mice, the brain’s main glial cell type exhibits distinctive patterns of activity across the sleep-wake cycle and influences the response to sleep deprivation.
Poor Sleep Linked with Future Amyloid-&beta; Build Up
Poor Sleep Linked with Future Amyloid-β Build Up
Abby Olena | Sep 11, 2020
Accumulation of the protein was more likely to be found in the brains of people who slept less well years earlier, according to a new study.
Leader of Sleep Science William Dement Dies
Leader of Sleep Science William Dement Dies
Kerry Grens | Jun 24, 2020
The Stanford University researcher charted the human sleep cycle and characterized numerous sleep disorders.
Adult-Born Neurons Strengthen Memories While Mice Sleep
Adult-Born Neurons Strengthen Memories While Mice Sleep
Ruth Williams | Jun 4, 2020
The activation of young brain cells in adult mice is necessary not just for forming memories, but consolidating them during rapid eye movement sleep, a study shows.
Variants in Water Channel Gene Tied to More Restful Sleep
Variants in Water Channel Gene Tied to More Restful Sleep
Abby Olena | May 12, 2020
The gene, aquaporin-4, is critical in rodents for the cerebrospinal fluid bath the brain gets during sleep. It’s now also tied to slow wave electrical activity during deep sleep in people.
Neuroscientist Phil Haydon Sets Sail to Talk About Epilepsy
Neuroscientist Phil Haydon Sets Sail to Talk About Epilepsy
Ashley Yeager | Feb 19, 2020
After an accident as a teenager, he developed the disorder. He then studied the brain to better understand his own seizures, and now plans to sail around the world to show others with the condition how to push their limits.
Rising Temperatures Expected to Spur More Early Births
Rising Temperatures Expected to Spur More Early Births
Ashley Yeager | Dec 2, 2019
From 1969 to 1988, 25,000 infants were born early each year as a result of hot weather, and with global warming pushing temperatures higher, more babies will be at risk for early birth.
Sleep Study in Antarctica Explores Role of Cultural Differences
Sleep Study in Antarctica Explores Role of Cultural Differences
Alejandra Manjarrez | Dec 1, 2019
Habits such as napping might influence how humans cope with extreme environments, such as those at a polar research facility in winter.
Microfluidic Chambers Trigger Sleep in <em>C. elegans</em>
Microfluidic Chambers Trigger Sleep in C. elegans
Alejandra Manjarrez | Nov 19, 2019
This newly described behavior occurs spontaneously, but can be modulated by food availability, temperature, and the size of the chambers.
Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste
Waves of Fluid Bathe the Sleeping Brain, Perhaps to Clear Waste
Abby Olena | Oct 31, 2019
During deep sleep, rhythmic pulses of cerebrospinal fluid are coupled with slow waves of electrical activity and fluctuating blood levels in the human brain.
CBD Linked to Sleep Disturbances in Adolescent Rats
CBD Linked to Sleep Disturbances in Adolescent Rats
Emily Makowski | Oct 23, 2019
The animals showed changes in both slow wave and rapid eye movement sleep.
Cortical Neurons May Consolidate Memories During Slow Wave Sleep
Cortical Neurons May Consolidate Memories During Slow Wave Sleep
Emma Yasinski | Oct 18, 2019
Scientists previously thought cortical neurons remained silent during delta waves, but new evidence from rats shows some cells fire in a pattern reflective of memorizing a task.