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an illustration of a man with electrodes in his brain thinking about writing the word "hello," and the word appearing on a computer screen
Brain-Computer Interface User Types 90 Characters Per Minute with Mind
The experimental system, developed and tested in just one patient so far, relies on brain signals associated with handwriting to achieve the fastest communication yet seen with BCI.
Brain-Computer Interface User Types 90 Characters Per Minute with Mind
Brain-Computer Interface User Types 90 Characters Per Minute with Mind

The experimental system, developed and tested in just one patient so far, relies on brain signals associated with handwriting to achieve the fastest communication yet seen with BCI.

The experimental system, developed and tested in just one patient so far, relies on brain signals associated with handwriting to achieve the fastest communication yet seen with BCI.

electrodes
Can Zapping the Brain Boost Memory?
Diana Kwon | May 1, 2020 | 5 min read
The California-based company Humm has developed a “bioelectric memory patch” to improve working memory, but some experts question the efficacy of the device.
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 | 3 min read
The surprising finding comes courtesy of two study participants with implanted electrode arrays that record activity at single-neuron resolution.
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A newly developed device can better measure brain waves such as those used to control a robotic car.
brain decoder electrode array epilepsy locked-in syndrome
Computer Program Converts Brain Signals to a Synthetic Voice
David Adam | Apr 24, 2019 | 2 min read
A proof-of-principle study raises hopes that technology can give a voice to paralyzed people unable to speak.
Honeybees Enter Virtual Reality So Scientists Can Study Their Brains
Jess Romeo | Feb 14, 2019 | 3 min read
Researchers record neurological changes in a region called the mushroom body in the brains of bees completing a maze in a virtual environment.
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Phil Jaekl | Dec 1, 2018 | 4 min read
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Software that can separate signals from noise brings neuroscientists a step closer to understanding neurons’ patterns of communication.
Study Raises Questions About Brain Stimulation Boosting Memory
Ashley Yeager | Nov 1, 2017 | 3 min read
In people with epilepsy, transcranial alternating current stimulation (tACS) does not affect memory-related brainwaves as widely claimed, researchers report.
Implanted Magnetic Probes Measure Brain Activity
Ruth Williams | Nov 1, 2017 | 3 min read
Micrometer-size magnetrodes detect activity-generated magnetic fields within living brains.
Infographic: Reading the Mind’s Magnetism
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Newly designed sensors detect the magnetic fields generated by electrical activity within cat brains.
Electrical Stimulation Steers Neural Stem Cells
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Current can guide implanted cells away from rats’ noses toward a region deep in their brains.
Paralyzed Man Moves Arm with Neuroprosthetic
Jef Akst | Mar 30, 2017 | 2 min read
Two chips implanted in a quadriplegic patient’s motor cortex and 36 electrodes in his right arm allow the man to control the movement of his right arm and hand.
New and Old Techniques in Modern Neuroscience
Alison F. Takemura | Oct 1, 2016 | 6 min read
Imaging and manipulating the brain has come a long way from electrodes and the patch clamp, though such traditional tools remain essential.
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Activity in the anterior cingulate cortex corresponds with observing the behavior of others when their actions, or the subsequent outcomes, don’t match one’s expectation.
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Flexible patches of silicone that stick to skin and conduct electricity could serve as the basis for a new, reusable electrode for medical applications.
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Probing cells with nanometer-scale electrodes
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