Add Yahoo as a preferred source to see more of our stories on Google. A team of researchers discovered an extraordinary property of vortex rings—how dolphins propel themselves underwater—that science ...

Better understanding the formation of swirling, ring-shaped disturbances—known as vortex rings—could help nuclear fusion researchers compress fuel more efficiently, bringing it closer to becoming a ...

Air rings blown by dolphins swimming underwater and rings of smoke emitted by jet engines are just two examples of vortex rings. These doughnut-shaped structures and their mesmerizing movement have ...