Since Google updated its search algorithms and transitioned away from certain legacy scripts, the "official" Google homepage no longer supports these effects directly via the search bar. However, you can still experience them through mirrors and developer archives:
The background is filled with animated sea life, including fish, turtles, and even sharks that glide past the floating search box. Google Gravity Water
: Clicking or moving the mouse creates waves, and searching for terms like "fish" can cause more marine life to fall into the scene. How to Access Since Google updated its search algorithms and transitioned