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.

REM 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.
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.
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.
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.
Karaoke-Sleep Study Links Disrupted REM With Poor Memory Processing
Karaoke-Sleep Study Links Disrupted REM With Poor Memory Processing
Katarina Zimmer | Jul 11, 2019
An unusual experiment suggests that interrupted REM sleep can interfere with the amygdala’s ability to process emotional memories overnight—in this case, the distressing memories of listening to oneself sing out of tune.
Image of the Day: Mouse Pupil
Image of the Day: Mouse Pupil
The Scientist Staff, The Scientist Staff | Jan 19, 2018
Pupil constriction during sleep may protect the murine brain from being awakened by sudden flashes of light.
Growth-Promoting Protein Linked to REM Sleep in Rats
Growth-Promoting Protein Linked to REM Sleep in Rats
Shawna Williams | Nov 11, 2017
Brain-derived neurotrophic factor affects onset and duration of REM in the animals, but not other phases of sleep.
The Sleeping Brain Can Learn
The Sleeping Brain Can Learn
Diana Kwon | Aug 8, 2017
Humans can remember new sensory information presented during REM sleep, but this ability is suppressed during deep, slow-wave slumber.
Scientists Identify More-Precise Neural Correlates of Dreaming
Scientists Identify More-Precise Neural Correlates of Dreaming
Ashley P. Taylor | Apr 10, 2017
By examining brainwave patterns in a posterior cortical area, scientists can predict when people are dreaming.
Examining Sleep’s Roles in Memory and Learning
Examining Sleep’s Roles in Memory and Learning
Ashley P. Taylor | Jun 13, 2016
Autonomic nervous system activity during sleep may help explain variation in the extent to which the behavior aids memory consolidation, a study shows.
Perchance to Dream
Perchance to Dream
Karen Zusi | Mar 1, 2016
Mapping the dreaming brain through neuroimaging and studies of brain damage
The A B Zzzzs
The A B Zzzzs
The Scientist Staff | Mar 1, 2016
An overview of the human sleep cycle
Who Sleeps?
Who Sleeps?
The Scientist Staff, Jerome Siegel | Mar 1, 2016
Once believed to be unique to birds and mammals, sleep is found across the metazoan kingdom. Some animals, it seems, can’t live without it, though no one knows exactly why.
Powering Down
Powering Down
Tracy Vence | Dec 23, 2014
People who read from light-emitting electronic devices before bedtime may suffer poorer-quality sleep, researchers show.
Controlling Self-Awareness During Sleep
Controlling Self-Awareness During Sleep
Anna Azvolinsky | May 11, 2014
Changing neural activity in the frontal and temporal lobes of the brain can cause a sleeper to become aware of her dreaming state, a study shows. 
Sleep Protection
Sleep Protection
Kerry Grens | Mar 1, 2013
Inducing certain brain patterns extends non-REM sleep in mice.