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Stewart Wills | 09 August 2020
A team at Duke University devises an efficacy test for COVID-19 face coverings, using simple, cheap optical elements—and finds that all masks are not created equal. read more
Stewart Wills | 07 August 2020
Multinational team ties the brilliant metallic blue of a plant’s fruit to a lipid microstructure in the cell wall, a previously unknown mechanism for structural color. read more
Meeri Kim | 06 August 2020
Researchers have created the brightest-ever fluorescent solids with the discovery of self-assembling ionic lattices that prevent quenching. read more
Vitaliy V. Shtykov and Sergey M. Smolskiy | 06 August 2020 | Review by Mircea Dragoman
This introductory textbook can be understood by any physics student. read more
Patricia Daukantas | 05 August 2020
Technique for fabricating flexible single-crystal thin films could enable more efficient solar cells. read more
Rebecca Robinson | 04 August 2020
An engineer discusses the role of empowerment in her career and in leading a research group. read more
Stewart Wills | 03 August 2020
Modular “photonic tensor core” unit could speed up, and reduce the power cost of, computationally intensive matrix operations at the heart of neural-net computing. read more
Molly Moser | 31 July 2020
A system employing optogenetics and a light-based device could restore hearing with improved frequency selectivity compared with electrical devices. read more
William G. Schulz | 30 July 2020
Embedding an OCT instrument with a curved lens could open up the possibility of cell-resolution corneal imaging. read more
Kyoji Matsushima | 30 July 2020 | Review by Barry R. Masters
A recommended, comprehensive book on a developing field. read more