Alternate: New Ways to Understand, Control, and Exploit Hydrodynamic Spin-spin Interactions in Applications
The article doesn't really deliver on either headline, but that's the fault of the article, not the study.
(Can't tell what the submission title was, but the byline (with quotes) works too: “Fluid gears” invention offers promise for improving mechanical devices)
Alternate: New Ways to Understand, Control, and Exploit Hydrodynamic Spin-spin Interactions in Applications
The article doesn't really deliver on either headline, but that's the fault of the article, not the study.