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A riddle for our time

One of the most remarkable successes of astrophysics in the last century was its discovery that the age of the universe as measured by its oldest stars was about the same as the age estimated in an entirely different way, ...

dateSep 12, 2016 in Astronomy
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A universe of 2 trillion galaxies

An international team of astronomers, led by Christopher Conselice, Professor of Astrophysics at the University of Nottingham, have found that the universe contains at least 2 trillion galaxies, ten times more than previously ...

dateJan 16, 2017 in Astronomy
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Some black holes erase your past

In the real world, your past uniquely determines your future. If a physicist knows how the universe starts out, she can calculate its future for all time and all space.

dateFeb 21, 2018 in General Physics
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