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Aeon is a registered charity committed to the spread of knowledge and a cosmopolitan worldview. Our mission is to create a sanctuary online for serious thinking.

No ads, no paywall, no clickbait – just thought-provoking ideas from the world’s leading thinkers, free to all. But we can’t do it without you.

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Joel Frohlich
Neuroscience Postdoc, University of California, Los Angeles

Joel Frohlich is postdoctoral researcher studying consciousness in the laboratory of Martin Monti at the University of California, Los Angeles. He is also editor in chief at Knowing Neurons. 

Written by Joel Frohlich

Essay/
History of science
Life in hollow Earth

Is Earth inside the Universe, or vice versa? Since we can grasp only a model of reality, how do we know what’s real?

Joel Frohlich