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11/19/2018

JPL News: NASA Announces Landing Site for Mars 2020 Rover

Mars 2020 will land at Jezero Crater, an impact basin that was once home to a river delta.
Jezero Crater
11/16/2018

Choosing a Career as an Immune Cell

Lori Dajose
Caltech scientists have now identified the complex role a particular protein plays in helping stem cells develop into T-lymphocytes, powerful immune cells.
A heat map of gene expression
11/15/2018

Astronomers Find Picture of Hefty Star Before it Blew Up

Whitney Clavin
A massive star that exploded in a supernova known as "type Ic" may have been pinpointed for the first time.
Artwork of possible progenitor star
11/14/2018

JPL News: NASA Learns More about Interstellar Visitor 'Oumuamua

New results from the Spitzer Space Telescope put limits on the size of the asteroid 'Oumuamua.
Artwork of asteroid
11/13/2018

Symposium Marks 10 Years of Caltech-City of Hope Partnership

Emily Velasco
Caltech and City of Hope's Biomedical Research Initiative has reached its 10th anniversary and has funded 53 projects.
A thematic graphic showing the concept of medical engineering
11/08/2018

Picking Fights with Fruit Flies

Lori Dajose
Male fruit flies display aggression in a manner similar to humans. Now, Caltech scientists have shown how the flies' threatening behavior is encoded in their brains.
A fruit fly raising its wings in a threat display.
10/31/2018

Dams and the Damage They Do

Emily Velasco
Ted Scudder has spent over six decades studying the impacts large dams have on rivers, on the people displaced by them, and on the countries that built them. During that time, he's come to see them causing more harm than good. He's published a new book explaining why.
Ted Scudder, professor emeritus of anthropology, stands in his office. He is surrounded by file folders, books, and artifacts.
10/30/2018

"Folded" Optical Devices Manipulate Light in a New Way

Robert Perkins
New technology is showcased in a millimeter-wide spectrometer.
Folded metasurface optics
10/25/2018

New Tools for Creating Mirrored Forms of Molecules

Whitney Clavin
Chemists have developed an easier way to make libraries of candidate drugs with a specific "handedness."
Gregory Fu and Zhaobin Wang at Caltech.
10/25/2018

Spinning the Light: The World's Smallest Optical Gyroscope

Robert Perkins
Newly developed device fits on the tip of your finger and could find its way into drones and spacecraft in the future.
Optical Gyroscope