Episode 2 of Synthesizer Programming looks at how to create a trance lead sound:
Starting with a sequence using a basic patch I’ll show how to get a typical trance lead sound. The last version of Synth1 has some kind of supersaw that you can get it detuning oscillator 1. This feature make this synth perfect for dance [...]

This is the first of a planned series of videos on synth programming from switchedonsynthesizer.  The first episode looks at programming a simple bass line. 
The demos are done with Synth1, a free VST synthesizer.

This new video series, Visual Synthesis via GM, explores synthesis basics with graphics that help visualize the sound.

Obsessive Surrealism, the latest CD by Parallel Worlds, is a synth lover’s dream.
The release is the fourth CD by Parallel Worlds, the first on the DIN label. We’ve been impressed by previous DIN releases, and Obsessive Surrealism is no exception. The CD is a dense blend of very electronic-sounding elements with very organic-sounding [...]

Symbolic Sound has announced that it has developed a new technique for morphing, warping, and synthesizing sound in the Kyma sound design environment. The Tau and its accompanying graphic editor provide tools for creating natural sounding multi-way audio morphs, insane transmogrifications (is that BT talking?), and mysterious synthesized effects.
Symbolic has posted a page of audio [...]

The Daily Californian has an interesting article about Cynthia Bruyns, a computer science graduate student that has created Vibration Lab, a program that uses modal analysis to analyze and synthesize percussive sounds. The program can simulate sounds of real instruments or create new sounds.
“The whole point is to generate sound in a way that is [...]

This 1997 release by Martin Russ is one of the best introductions to synthesis and sampling in print. It discusses both analog and digital synthesis concepts and sampling in a fairly non-technical fashion, making it a great way to expand your understanding of synthesizers.
Sound Synthesis and Sampling is extensively illustrated with diagrams that help make [...]