(IMAGE) ETH Zurich Caption Mathematically speaking, ocean eddies are counterparts to the black holes in space. Credit George Haller / ETH Zurich Usage Restrictions The rights to the image generally belongs to the owner credited. It can be used by other media or online portals only if ETH Zurich is mentioned explicitly as the owner of the rights to the image and only in connection with the corresponding ETH press release. Further dissemination of the image, e.g. via download links, is permitted only if approved by the editorial team. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.