Needle-free vaccination concept Ultrasound pulses cause acoustic cavitation, generating energy bursts that forge a path for the vaccine through the skin. The approach may be particularly helpful for delivering DNA vaccines. (Courtesy: Darcy Dunn-Lawless)
The Acoustics 2023 Sydney conference, co-hosted by the Acoustical Society of America and the Austral
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Tami Freeman
is an online editor for Physics World