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Watch and Learn: Study Shows How Brain Gains Knowledge Through Observation
03/19/2020

Watch and Learn: Study Shows How Brain Gains Knowledge Through Observation

Emily Velasco
Caltech neuroscience researchers have uncovered how the brain decides between two types of learning-by-observation in humans.
A magnifying glass examines a computer-generated brain
Mapping Bacterial Neighborhoods in the Gut
03/10/2020

Mapping Bacterial Neighborhoods in the Gut

Lori Dajose
Location, location, location: Where bacteria take up residence in the gut determines what kind of work they do, which has a profound effect on health.
An image of bacteria within a mouse colon
Biomarker for Parkinson's Disease May Originate in the Gut
02/17/2020

Biomarker for Parkinson's Disease May Originate in the Gut

Lori Dajose
A new study in mice shows that certain hallmarks of Parkinson's disease can originate in the gut and travel to the brain in an age-dependent manner.
Cells of the enteric nervous system are given colorful labels through viral vectors
Four Faculty Members Receive Sloan Research Fellowships
02/12/2020

Four Faculty Members Receive Sloan Research Fellowships

Lori Dajose
Stevan Nadj-Perge, Yuki Oka, Joseph Parker, and Omer Tamuz are among 126 early career researchers selected for these prestigious fellowships.
Left to right: Yuki Oka, Stevan Nadj-Perge, Joe Parker, Omer Tamuz
Vilcek Foundation Prize Awarded to Viviana Gradinaru
02/07/2020

Vilcek Foundation Prize Awarded to Viviana Gradinaru

Lori Dajose
Professor of Neuroscience and Biological Engineering Viviana Gradinaru (BS '05) is a recipient of the 2020 Vilcek Prize for Creative Promise in Biomedical Science.
Viviana Gradinaru
Ultrafast Camera Takes 1 Trillion Frames Per Second of Transparent Objects and Phenomena
01/17/2020

Ultrafast Camera Takes 1 Trillion Frames Per Second of Transparent Objects and Phenomena

Emily Velasco
Lihong Wang has adapted his picosecond imaging technology to take pictures and video of transparent objects like cells and phenomena like shockwaves.
A blue dot on a black background spreads outward, indicating an expanding shockwave in water.
From the Break Through Campaign: What Makes Up a Mind
01/08/2020

From the Break Through Campaign: What Makes Up a Mind

Since his years as a Caltech graduate student,Ralph Adolphs has wanted to learn how the biological brain produces the intangible mind, what the mind’s basic elements are, and how the two influence each other.
Ralph Adolphs
Protein Signposts Guide Formation of Neural Connections
12/20/2019

Protein Signposts Guide Formation of Neural Connections

Lori Dajose
Researchers determine how two particular cell-surface proteins interact to guide neurons in forming the right connections in the Drosophila optic lobe.
Colorful cells in the adult Drosophila medullary cortex
Decade of Discovery
12/19/2019

Decade of Discovery

As December winds down, we mark not just the end of another year of discovery at Caltech but the conclusion of a decade of remarkable accomplishments and research breakthroughs.
collage image for decade in review story
How Interacting with Females Increases Aggression in Male Fruit Flies
12/11/2019

How Interacting with Females Increases Aggression in Male Fruit Flies

Lori Dajose
Why do male flies become more aggressive after encountering females? New research illuminates the brain circuits underlying this behavior.
Two fruit flies fighting