let x = centerX + Math.cos(pulse) * particles[i].radius * Math.cos(particles[i].angle);
             let y = centerY + Math.sin(pulse) * particles[i].radius * Math.sin(particles[i].angle);
             ctx.beginPath();
             ctx.arc(x, y, particles[i].size, 0, 2 * Math.PI);
             ctx.fillStyle = `rgba(150, 230, 240, ${particles[i].opacity})`;
             ctx.fill();
         }
         
         function animate() {
             requestAnimationFrame(animate);
             ctx.clearRect(0, 0, canvas.width, canvas.height);
             drawCentralCore();
             drawParticles();
         }
         
         animate();
     </script>
 </body>
</html>

The central core is a pulsating circle with energy particles streaming out. The background fades in and out subtly. There's a loop that draws the core and particles repeatedly, creating a sense of continuous learning and expansion. What do you think of it?