deke.com posts about lightning

War of the Worlds: The Sun Attacks (Using Blend Modes in Photoshop)

Deke uses Blend Modes and the Luminance Exclusion sliders to help the sun attack the Earth with deadly lightening.

Deke's Techniques 110: Making Synthetic Lightning in Photoshop

This week, I show you how to create wicked cool tendrils of sizzlingly realistic lightning from whole cloth. Complete with ambient contact lighting.