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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
Patricia Daukantas | 05 August 2020
Technique for fabricating flexible single-crystal thin films could enable more efficient solar cells. 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
Stewart Wills | 29 July 2020
Scientists describe how two complementary optical techniques were combined to tease out new secrets from the Ghent Altarpiece. read more
Edwin Cartlidge | 28 July 2020
Study reveals that for dielectric films with little hydrogen, thinner means softer—a finding that could help in optimizing thin films for nano and quantum technologies. read more
Stewart Wills | 27 July 2020
U.S.-based team offers scheme to make MIR chemical imaging less costly and more practical, by porting it to well-developed silicon-based imaging devices. read more