Friday, February 24, 2017

Seven Earth-Sized Planets Orbit Dim Star

Astronomers have found seven Earth-sized planets around a cool red dwarf, all of which have the potential for liquid surface water.



Article by Camille M. Carlisle | February 22, 2017 (Sky and Telescope) details the top news of the week.

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The 'Need' for Infinity

Ultrafinitism , a philosophy that rejects the infinite, has long been dismissed as mathematical heresy. But it is also producing new insight...