Jellyfish the first vortex and pushes the animal forward, but the mesoglea is so elastic that the expansion is powered exclusively by relaxing the bell, which releases the energy stored from the contraction. Meanwhile, the second vortex ring starts to spin faster, sucking water into the bell and pushing against the centre of the body, giving a secondary and "free" boost forward. The mechanism, called passive energy recapture, only works in relatively small jellyfish moving at low speeds, allowing the animal to travel 30 percent farther on each swimming cycle. Jellyfish achieved a 48 percent lower cost of transport (the amount
Jellyfish Entertainment Jellyfish Entertainment Jellyfish Entertainment (), is a South Korean entertainment company established by composer and producer Hwang Se-jun in Seoul, South Korea. Jellyfish Entertainment is the home of artists including Park Yoon-ha, Jang Hye-jin, VIXX, VERIVERY and Gugudan. The agency also the home of actors including Park Jung-ah, Choi Ji-na, Jiyul, Kim Ye-won and Park Jung-soo. Jellyfish Entertainment was founded on August 17, 2007 in Seoul by composer and producer Hwang Se-jun. The first artist to sign under the company was the established ballad singer Sung Si-kyung, who released the single "Parting Once Again" (). One year later, the company