Bubble ring created by a humpback whale named Thorn. Credit: © Dan Knaub, The Whale Video Company. June 5, 2025, Mountain View, CA -- A team of scientists from the ...
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Dolphins Flip and Spin Bubble Rings to Play Underwater Games
By expelling air from their blowholes while underwater, dolphins can produce a doughnut-shaped vortex that rises to the ...
Smoke rings are being seen in a new light. Doughnut-shaped structures called vortex rings are sometimes seen swirling through fluids. Smokers can form them with their mouths, volcanoes can spit them ...
Their results, published in the journal Scientific Reports in 2023, revealed that these smoke rings are made much in the same way that cigarette smokers blow rings—and how smoke cannon toys eject fog ...
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