Caltech engineers in John Dabiri’s lab have taught a simple submarine robot to take advantage of turbulent forces to propel itself through water. Dabiri and his former graduate student Peter Gunnarson ...

Engineers have taught a simple submarine robot to take advantage of turbulent forces to propel itself through water. Small autonomous underwater vehicles, like the drones of the sea, could be very ...

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 ...