Special Report
COVID-19’s Effects on the Brain
COVID-19’s Effects on the Brain
Autopsy studies have yet to find clear evidence of destructive viral invasion into patients’ brains, pushing researchers to consider alternative explanations of how SARS-CoV-2 causes neurological symptoms.
COVID-19’s Effects on the Brain
COVID-19’s Effects on the Brain

Autopsy studies have yet to find clear evidence of destructive viral invasion into patients’ brains, pushing researchers to consider alternative explanations of how SARS-CoV-2 causes neurological symptoms.

Autopsy studies have yet to find clear evidence of destructive viral invasion into patients’ brains, pushing researchers to consider alternative explanations of how SARS-CoV-2 causes neurological symptoms.

brain
Shrew Brains Shrink During Winter
Shrew Brains Shrink During Winter
Abby Olena | Dec 3, 2020
The animals kill off around one-quarter of the neurons in their somatosensory cortex, perhaps to save energy, and the cells appear to return the following summer.
Breaking Down Barriers
Breaking Down Barriers
The Scientist Creative Services Team | Oct 19, 2020
Looking at the future of neurodegeneration research!
Study Points to Novel Role for Microglia in Down Syndrome
Study Points to Novel Role for Microglia in Down Syndrome
Catherine Offord | Oct 6, 2020
Overactive immune cells identified in a mouse model and in postmortem human brain tissue may offer a potential therapeutic target for cognitive delays associated with the condition, researchers report.
T Cells and Neurons Talk to Each Other
T Cells and Neurons Talk to Each Other
Ashley Yeager | Oct 1, 2020
Conversations between the immune and central nervous systems are proving to be essential for the healthy social behavior, learning, and memory.
The Brain’s Immune Cells Stand Sentinel Against Viral Invasion
The Brain’s Immune Cells Stand Sentinel Against Viral Invasion
Ashley Yeager | Oct 1, 2020
Some viruses, possibly even SARS-CoV-2, can sneak into the brain through the nose. Recent studies show that microglia are ready for them when they do.
Non-Concussive Head Hits Influence the Brain’s Microstructure
Non-Concussive Head Hits Influence the Brain’s Microstructure
Lisa Winter | Oct 1, 2020
Comparing the brain scans of high-impact rugby players with those of athletes in noncontact sports, such as rowing and swimming, revealed tiny, yet significant, differences in the brain’s white matter.
Clues to the Origin and Function of the Brain’s Alpha Waves
Clues to the Origin and Function of the Brain’s Alpha Waves
Amanda Heidt | Oct 1, 2020
Patterns of neural activity known as alpha waves, long thought to originate in the thalamus, may actually stem from a different brain region entirely.
Infographic: How Cytokines Flow into and out of the Brain
Infographic: How Cytokines Flow into and out of the Brain
Ashley Yeager | Oct 1, 2020
Several routes exist for immune cells to communicate with neurons in the central nervous system, though T cells rarely come in direct contact with neural tissue.
Poor Sleep Linked with Future Amyloid-β 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.