Rechtschaffen looking into the camera in black and white photo
Pioneering Sleep Researcher Allan Rechtschaffen Dies at 93
Rechtschaffen sought to understand the evolutionary purpose of shut-eye.
ABOVE: Rechtschaffen family/ University of Chicago
Pioneering Sleep Researcher Allan Rechtschaffen Dies at 93
Pioneering Sleep Researcher Allan Rechtschaffen Dies at 93

Rechtschaffen sought to understand the evolutionary purpose of shut-eye.

Rechtschaffen sought to understand the evolutionary purpose of shut-eye.

ABOVE: Rechtschaffen family/ University of Chicago

sleep

illustration of a broken DNA strand
DNA Damage Makes Zebrafish Sleepy
Sophie Fessl | Nov 18, 2021
Buildup of a DNA-repair protein in brain cells spurs shut-eye in the fish, a study finds, and similar results in mice suggest the mechanism is widespread in animals.
Power of thinking, abstract imagination, world, universe inside your mind, watercolor painting
The Link Between Wandering and Sleeping Minds
Annie Melchor | Oct 1, 2021
Researchers discover that when the mind wanders or goes blank, some parts of the brain behave as they do during sleep.
J Allan Hobson smiling at camera, circa 2005
Groundbreaking Sleep Researcher J. Allan Hobson Dies at 88
Lisa Winter | Jul 29, 2021
He famously contradicted Sigmund Freud’s views on the meaning of dreams.
sleep, lucid dreaming, dreaming, dreams, REM, communication, Morse code
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
The Scientist Staff | Dec 1, 2020
See Reading Frames coauthor Robert Stickgold discuss the relationship between sleeping, dreaming, and memory.
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
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
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
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
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
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-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.
william dement stanford sleep disorders medicine
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
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
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
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
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
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.
c. elegans sleep microfluidics
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.