Since at least 2006, a video clip has been making the rounds showing dolphins creating and playing with bubble rings. The video was published just one year after YouTube was created. Before the ...

They then bite into the vortex rings so that they burst into individual bubbles which they dive through and chase to the surface. The delightful shots were captured by Italian park creator and ...

Bubble Wrap, the packing implement, stress reliever, and, yes, toy, is now a finalist for the National Toy Hall of Fame. The plastic cushioning joins other, more general nominees like "swing" and ...

Humans do it with smoke. With a little snort, dolphins can produce a nearly perfect "air" rings, (sophisticated non-dolphins called them toroidal vortices) which they turn into underwater toys. If ...