Study finds PFAS in fish far from contamination sources

Fish can accumulate high levels of per- and polyfluoroalkyl substances (PFAS), even far from sources of contamination, according to a new study by researchers at The Harvard John A. Paulson School of Engineering and Applied ...

Synthetic molecular switch enables 'painting' with natural light

Liquid crystals exist in a phase of their own. They can flow like liquids, but because their molecules are arranged in a somewhat orderly way, they can be easily manipulated to reflect light. This flexibility has made liquid ...

Atomic sensors unveil hidden dynamics of molecular polarization

Magnetic resonance imaging (MRI) has long been a cornerstone of modern medicine, providing highly detailed images of internal organs and tissues. MRI machines, those large, tube-shaped magnets commonly found in hospitals, ...

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