Jump to content

Photo

NY Times: Energy-Saving Secret of Jellyfish


  • Please log in to reply
No replies to this topic

#1
Forum Admin

Forum Admin

    Frequent Forum User

  • Administrators
  • 1357 posts
A jellyfish contracts its open bell and pushes water behind it, propelling itself forward. When the bell fills again, it gets a secondary, no-effort, thrust.

View the full article