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The Nature of Dark Matter

One candidate for exotic dark matter is a set of particles called WIMPs (Weakly Interacting Massive Particles). However, WIMPs haven't been directly observed yet, though they are predicted by superstring theory. One such particle, the neutralino, is a very good candidate for cold dark matter because it is light and electrically neutral.

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This page last updated: Monday, 27-Sep-2004 11:26:11 EDT