Listen to Daybreak for the day’s biggest stories
Try our latest crossword

Tara Agarwal


According to the Engineering Department website, “This photo shows the sample wired inside an experimental setup that looked at electrons in a two-dimensional plane.”
Courtesy of the Engineering Department

Princeton researchers develop world’s purest sample of gallium arsenide

“The new samples/materials have only about 1 part per 10 billion impurities, meaning there is only one unwanted atom (impurity) for every 10 billion wanted atoms,” ECE Professor Mansour Shayegan wrote. “This is like having only one bad person on Earth!”

“The new samples/materials have only about 1 part per 10 billion impurities, meaning there is only one unwanted atom (impurity) for every 10 billion wanted atoms,” ECE Professor Mansour Shayegan wrote. “This is like having only one bad person on Earth!”


NASA / X-ray: NASA/CXC/SAO/R. DiStefano, et al. | Optical: NASA/ESA/STScI/Grendler | Illustration: NASA/CXC/M.Weiss

Julia Berndtsson ’23 co-authors paper presenting possible planet beyond Milky Way

A group of physicists and researchers, including Julia Berndtsson ’23, reported finding evidence of the existence of a planet transiting a star in an external galaxy, marking the first such potential ‘exoplanet’ ever detected outside the Milky Way.

A group of physicists and researchers, including Julia Berndtsson ’23, reported finding evidence of the existence of a planet transiting a star in an external galaxy, marking the first such potential ‘exoplanet’ ever detected outside the Milky Way.


Angel Kuo / The Daily Princetonian

NJ legislation partially banning plastic straws now in effect

As of Nov. 7, Wawa has updated its store policy in accordance with the legislation. Signs near coffee counters now read: “Please ask a register associate if you need a straw.”

As of Nov. 7, Wawa has updated its store policy in accordance with the legislation. Signs near coffee counters now read: “Please ask a register associate if you need a straw.”


Jon Ort / The Daily Princetonian

Princeton revises winter break housing guidelines

In an Oct. 29 memo to students from Dean of the College Jill Dolan and Vice President for Campus Life W. Rochelle Calhoun, only students participating in the Continuous Housing program and select student athletes are allowed to remain on campus over Winter Break 2021.

In an Oct. 29 memo to students from Dean of the College Jill Dolan and Vice-President for Campus Life W. Rochelle Calhoun, only students participating in the Continuous Housing program and select student athletes are allowed to remain on campus over Winter Break 2021.


Tara Agarwal / The Daily Princetonian

Scholar Kate Crawford speaks on the social implications of AI technology

The conversation drew on Crawford’s latest book, “The Atlas of AI: Power, Politics and the Planetary Costs of Artificial Intelligence,” and covered the role of AI in a capitalist framework, its inherent biases, and efforts to democratize the technology.

The conversation drew on Crawford’s latest book, “The Atlas of AI: Power, Politics and the Planetary Costs of Artificial Intelligence,” and covered the role of AI in a capitalist framework, its inherent biases, and efforts to democratize the technology.


More articles »