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In a recent study, researchers examined 40 videos of great apes spinning on ropes and calculated their average rotational velocity. Chaideer Mahyuddin / AFP via Getty Images Humans—especially ...

Videos of both captive and wild nonhuman primates suggest an enjoyment of the dizzy buzz that comes from whirling in circles. By Rachel Nuwer In 2011, a gorilla named Zola gained internet fame when ...

Why does it look like the world is tilting when I spin around really fast, and then lie down? - Milosh, 7, Brisbane Great questions, Finn and Milosh! Your ears are really amazing. They help you hear ...