August 16, 2022 Edition

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Ultrasound imaging gets small and wearable

Scientists created a wearable ultrasound device—about the size of a postage stamp—that can continuously image inside the body for at least two days.
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Fighting current and future coronaviruses with a single vaccine

An experimental vaccine produced an immune response to a range of different coronaviruses in mice and monkeys, including SARS-CoV-2.
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Restoring cell and organ function after the heart stops

Researchers restored cellular function in a pig’s organs more than an hour after its heart stopped.

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