MacKenzie Scott's college roommate once loaned her $1K. Now it's the billionaire's turn to invest

Billionaire philanthropist MacKenzie Scott is one of the world’s wealthiest women. As a Princeton University sophomore, ...
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Life found on Mars—the “forgotten” experiment from 1976 could prove that we are NOT alone—NASA has been avoiding the question for half a century

Are we alone in the universe? This must be the deepest question in human history. Since its creation, NASA and other space ...