Matter consisting of antiparticles, which were postulated to exist by physicist Paul Dirac in developing a quantum theory of motion of electrons in electric and magnetic fields.

Articles on that refer to Antimatter

Tangible Nanomoney By Robert A. Freitas Jr.
Chapter One: The Law of Time and Chaos By Ray Kurzweil
Notes and References By K. Eric Drexler
The Age of Spiritual Machines: Timeline By Ray Kurzweil
The Age of Intelligent Machines, Chapter One: The Roots of Artificial Intelligence By Ray Kurzweil

News Articles that refer to Antimatter

Lifeboat Foundation announces new existential-risk programs
Antimatter atoms captured for the first time
NASA Funds Sci-Fi Technology
Interstellar Ark
A year in the quantum world

Related Links

Antimatter - Mirror of the Universe
What is Antimatter?