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news-006647		Astrophysicist Garnavich to Share Gruber Prize in Cosmology | News | Notre Dame News | University of Notre Dame			.html	text/html	821	35	52	Astrophysicist Garnavich to Share Gruber Prize in Cosmology | News | Notre Dame News | University of Notre Dame Skip To Content Skip To Navigation Since the discovery of acceleration, Garnavich and his colleagues have been able to sharpen their measurements of the cosmic expansion by finding more supernovas at large distances and gain a better understanding of why type Ia supernovas explode.	cache/news-006647.html	txt/news-006647.txt