MIT physicist Alan Guth's “inflation” is accepted as the most plausible explanation for the evolution of the universe. (Jesse Costa/WBUR)

Visionaries: MIT’s Alan Guth Made A ‘Spectacular Realization’ About The Universe

Asma Khalid | WBUR.org
February 26, 2015

One night 35 years ago, MIT physicist Alan Guth had an epiphany — not the kind that you and I may have about our daily lives — but a bold theory about how the universe expanded in the milliseconds after the Big Bang.

His huge scientific breakthrough would come to be called “inflation,” and these days it’s accepted as the most plausible explanation for the evolution of the universe. We profile Guth for our ongoing “Visionaries” series.