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The Fermi Paradox: Where Are All the Aliens?

Are we alone in the Universe? Perhaps not.

3D illustration of radio telescopes searching for astronomical objects at night.

As astronomers discover more about our Universe, the more we realize that Earth and all the people who live on it are just an infinitesimally small piece of a grander cosmic expanse. By our best estimates, our Universe is about 92 billion light-years across; that’s about 540 thousand billion billion miles across; and…



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Jimmy Ng, Ph. D

I write about science, technology, and science fiction; 3x top writer (science, space, future); semiconductor engineer by day