Photo detail

The moon crosses in front of the sun during a partial solar eclipse seen May 10 through an iron cross on a church in Sydney, Australia.

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We are all stardust

All life on Earth shares a common ancestor. You just have to trace the evolutionary tree over 3 billion years into the past to find it. And while family resemblances get harder to see the further back you go, modern science unmistakably ties us all together.

May 11, 2013 4:09 p.m. read more..


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