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Dark Energy Survey makes public catalog of nearly 700 million astronomical objects
With the goal of understanding dark energy and the accelerating expansion of the universe, DES released six years of data, representing one of the largest galaxy surveys published to date.
A new regime for analyzing properties of topological materials
A pair of studies demonstrates how two related metal alloys, cobalt monosilicide and rhodium monosilicide, can convert light into electric current efficiently thanks to their topology.
A how-to guide for COVID-19 testing at Penn
A how-to guide for COVID-19 testing at Penn
With the launch of Penn Cares, Penn Today provides additional details on the new testing program, how eligible members of the Penn community can enroll, and how the testing procedure works.
New strategies for designing electroluminescent materials
A collaborative team of materials scientists and theoretical chemists provide hybrid perovskite nanoparticles that are high-efficiency light emitters by using a comprehensive defect-suppression strategy.
Quarantine or isolation? An updated glossary for the next phase of the pandemic
Penn Today revisits the lexicon of new definitions and phrases to help make sense of news headlines, public health measures, and everyday discussions about COVID-19.
A rare celestial treat on the winter solstice
A rare celestial treat on the winter solstice
Four tips and takeaways from astronomer Cullen Blake on the upcoming alignment of Jupiter and Saturn and how to best catch a glimpse of the “great conjunction.”
From PPE to lab safety, supporting the campus community is a full-time job
From PPE to lab safety, supporting the campus community is a full-time job
The Environmental Health and Radiation Safety office plays an important role in keeping Penn safe and healthy. Now, during the COVID-19 crisis, the office has stepped up to support the resumption of on-campus activities.
Atomic-scale apertures represent a novel regime in physics and materials science
Atomic-scale apertures represent a novel regime in physics and materials science
Two new studies demonstrate how to fabricate atomically-thin materials with atom-sized pores, with possible applications ranging from water purification to energy harvesting.
Project Quaker testing program key to a safe campus reopening
Project Quaker testing program key to a safe campus reopening
Developed in partnership with Penn Medicine, the program aims to conduct 40,000 COVID-19 tests each week and will support ongoing plans to bring students back to campus this spring.
How can cities become healthier, greener, and more equitable in the future?
How can cities become healthier, greener, and more equitable in the future?
In a year marked by COVID-19, renewed calls for racial justice, a contentious presidential election, and an active wildfire and hurricane season, Penn experts share what’s needed to make urban areas more resilient to future crises.