Democratizing optical-tweezer-based rheology Optical tweezers use a highly focused laser beam to hold and move atoms, nanoparticles or micron-sized particles. As the name itself suggests, they are ...

“You gotta flip over the cockroach, and you gotta access the teats. The best way to do that is with tweezers, and you just tweezer milk, tweezer milk, tweezer milk,” she shared. “Much to the way you ...