If a drop of creamer falls from a spoon into a swirling cup of coffee, the whirlpool drags the drop into rotation. But what would happen if the coffee had no friction — no way to pull the drop into a synchronized spin?
Scientists find a unique knotted structure — one that repeats itself throughout nature — in a ferroelectric nanoparticle, a material with promising applications in microelectronics and computing.
The U.S. Department of Energy’s (DOE) Argonne National Laboratory and the University of Chicago were recently awarded two grants from the Defense Advanced Research Projects Agency (DARPA) in collaboration with industry and academic partners.
