Electrode Array with needle-like microelectrodes facing upward
Brain Implant Allows Completely Paralyzed Patient to Communicate
The patient, who has ALS, is able to communicate in complete sentences by deliberately altering his brain’s activity.
ABOVE: Wyss Center for Bio and Neuroengineering
Brain Implant Allows Completely Paralyzed Patient to Communicate
Brain Implant Allows Completely Paralyzed Patient to Communicate

The patient, who has ALS, is able to communicate in complete sentences by deliberately altering his brain’s activity.

The patient, who has ALS, is able to communicate in complete sentences by deliberately altering his brain’s activity.

ABOVE: Wyss Center for Bio and Neuroengineering

Brain activity

The head of a tadpole is pictured. Its eye is black, but the rest of its head is various shades of green
Scientists Use Photosynthesis to Power an Animal’s Brain
Abby Olena | Oct 13, 2021
Injecting oxygen-generating algae into tadpoles allows brain activity to continue in the absence of oxygen, researchers find.
Conceptual image of numbers
Is Your Brain Wired for Numbers?
Catherine Offord | Oct 1, 2021
Our perception of quantity, separate from counting or estimation of magnitude more generally, is foundational to human cognition, according to some neuroscientists.
Illustration of a Macaque viewing patterns of dots on a screen
Infographic: Single-Cell Recordings Identify “Number Neurons”
Catherine Offord | Oct 1, 2021
Some nerve cells in the brains of macaques respond selectively to particular numbers, hinting at a specialized pathway for extracting information about numerical quantity.
Photograph of a mouse covering his face with his paw.
Bless You: Mouse Model Reveals Molecular Pathway Behind Sneezing
Amanda Heidt | Oct 1, 2021
Researchers have identified specific cells and neuropeptides involved in mediating the sneeze response in mice exposed to allergens or chemical irritants such as capsaicin.
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.
Illustration showing how a mouse study identifies the brain regions and specific signaling factors that regulate the sneeze response.
Infographic: The Neural Pathway of Sneezing
Amanda Heidt | Oct 1, 2021
A mouse study identifies the brain regions and specific signaling factors that regulate the sneeze response.
A series of brain scans on a black background
How Scientists Are Tackling Brain Imaging’s Replication Problem
Angie Voyles Askham | Jul 9, 2021
Researchers who spoke with Spectrum say that while brain imaging tools have their limitations, they still hold promise in helping to unlock the brain’s secrets. 
The Rise of BCI Enables Advances in Neuroscience
Jef Akst | Oct 1, 2020
A nascent but growing consumer market for brain-computer interface technology is driving the development of sleek new tools for decoding brain activity.
Infographic: Measurements that Predict People’s Behavior
Paul J. Zak | Oct 1, 2020
Changes in blood levels of oxytocin and adrenocorticotropic hormone and patterns of neural activity predict how much money people will donate to a cause with high accuracy.
Curiosity and Hunger Are Driven by the Same Brain Regions
Shawna Williams | Oct 1, 2020
Researchers tease out the effects of the two cravings by having participants gamble for the chance to satisfy them.
Artificial Intelligence Decodes Speech from Brain Activity: Study
Lisa Winter | Mar 31, 2020
The technology, tested out on patients with epilepsy who already had electrodes implanted in their brains, is currently limited to 30–50 sentences.
Alternate Activation of Two Brain Systems Tied to Consciousness
Ruth Williams | Mar 12, 2020
Imaging reveals how cyclical patterns of brain activity differ between conscious and unresponsive individuals.
Scientists Predict Fish Behavior from Real-Time Brain Monitoring
Abby Olena | Jan 22, 2020
Researchers could anticipate which way an eight-day-old zebrafish will flick its tail based on brain activity 10 seconds earlier.
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.
The Brain Interprets Spoken and Written Language the Same Way
Catherine Offord | Nov 1, 2019
Neural activity associated with the meaning of words is independent of whether those words are read or listened to, a study finds.
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.
Air Pollution May Damage People’s Brains
Catherine Offord | Oct 1, 2019
Contaminants in the atmosphere appear to have harmful effects on neurodevelopment and cognitive function.
Genetic Risk for Alzheimer’s Disease Linked to Highly Active Brains
Diana Kwon | Oct 1, 2019
A growing body of evidence supports the theory that neural hyperactivity and hyperconnectivity precede the pathological changes that lead to neurodegeneration.
When Humans Hear Music, Monkeys May Hear Noise
Katarina Zimmer | Oct 1, 2019
The auditory cortices of humans and rhesus monkeys respond very differently to harmonic tones.