They're using "ultrasonic tweezers" to grow cartilage in mid-air. Although it's now possible to create lab-grown cartilage, there's still at least one big challenge in doing so ...

Electric Tweezers Get Tractor Beamed With LEDs for Lab Movies. Published: Sep 30, 2009 8:00 PM EDT ...

New ‘laser tweezers’ could help solve sexual assault cases much faster. by Colm Gorey. 6 Feb 2019. Save article ...

Purdue researchers develop ‘tornado’ lab-on-a-chip technology with micro tweezers to detect dangerous viruses, biological contaminants This image shows plasmonic nanotweezers for the lab-on-a-chip ...