Use the layers styles Satin and Gradient Overlay to create a sphere-like foundation for metallic bubbles, then use the Chrome filter to make sharp contrast changes to your bubbles.

Photoshop CS6 tutorial showing how to create hi-tech, sci-fi, gleaming, metallic text float in a deep space background. Terminator Real NFI Font: <a href=" How to Install FONTS: <a href=" Click here ...

Photoshop CS6 Extended tutorial showing how to make a custom, sleek, metallic logo like the kinds you see on high-end refrigerators. Air Conditioner FONT: <a href=" How to Install FONTS: <a href=" ...