Fluid dynamics may help drones capture a dolphin’s breath in midair

Droplets of expelled mucus could reveal levels of the stress hormone cortisol

dolphin

Researchers analyzed the fluid dynamics of the plume expelled when an Atlantic bottlenose dolphin exhales. Drones could monitor dolphins’ health by capturing some of the spray.

Sue Robinson/Shutterstock

If you’ve ever had trouble catching your breath, try catching a dolphin’s.