Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs ...

Watch to see where Earth's major events would fall on a timeline stretching across the US. Produced by Alex Kuzoian Follow BI Video: On Facebook More from Science The Earth is really, really old.

Yet, Darwin's revolution -- perhaps the greatest in the history of science -- inspired a counter-revolution that continues today. "Evolution Revolution" is a timeline charting both the rise of ...

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