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 ...

Learn how dolphins have fun by blowing bubble rings underwater, using clever tricks to play games. Dolphins are one of the most intelligent creatures on Earth, but they also know how to have some fun.

The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their ...

June 5, 2025, Mountain View, CA -- A team of scientists from the SETI Institute and the University of California at Davis documented, for the first time, humpback whales producing large bubble rings, ...