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Stories by David N. Spergel

Inflation in a Low-Density Universe

Evidence has gradually accumulated that the universe has less matter, and therefore is expanding faster, than the theory of inflation traditionally predicts. But a more sophisticated version of the theory readily explains the observations

January 1, 1999 — David N. Spergel and Martin A. Bucher

Textures and Cosmic Structure

Particle physics theories offer new clues to the origin of structure In the universe. The authors propose that primordial field defects known as textures seeded galaxies and galaxy clusters

March 1, 1992 — David N. Spergel and Neil G. Turok

Special Edition: Mysteries of the Mind