الصفحة الرئيسيةTech This Bionic Jellyfish Can Swim Three Times Faster; May be Used to Explore The Oceans byAdmin —يناير 31, 2020 0 Jellyfish propel themselves through the water by contracting their muscles to collapse their umbrella-shaped body, and then relaxing. from Top Tech News- News18.com https://ift.tt/31kItI7