Tag: Dark Energy
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Nation & World
Most precise accounting yet of dark energy and dark matter
Analyzing more than two decades’ worth of supernova explosions, astrophysicists now have the most precise limits yet on the composition and evolution of the universe.
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Nation & World
Using galaxies as yardsticks
Astronomy Professor Daniel Eisenstein is using a new understanding of spacing between galaxies to build a 3-D map of the cosmos and confirm theories about its structure.
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Nation & World
Nobel origins
All three winners of the 2011 Nobel Prize in physics have connections to Harvard — including two whose Ph.D.s launched them into their winning notion of an accelerating universe and the puzzle of dark matter.