Episode

Is most of the universe actually invisible? (with Dr. Stacy McGaugh)

Podcast
Looking Up
Published
Jun 5, 2026
Duration seconds
1209
Processing state
not_requested
Canonical source
https://www.wvxu.org/podcast/looking-up/2026-06-05/is-most-of-the-universe-actually-invisible-with-dr-stacy-mcgaugh
Audio
https://cpr-od.streamguys1.com/Podcasts/20260605113325-StacyMcGaughMixV4Mixdown1.mp3?show=lookingup&srcid=wvxu-website
JSON
/v1/public/podcasts/looking-up-176431/episodes/is-most-of-the-universe-actually-invisible-with-dr-stacy-mcgaugh
Markdown
/podcast/looking-up-176431/is-most-of-the-universe-actually-invisible-with-dr-stacy-mcgaugh.md

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Summary

By some counts as much as 96% of everything in the universe comes from dark matter and dark energy. And, up to now, both are completely invisible. Few in the field question this theory, but could there be alternatives? Dean chats with Professor Stacy McGaugh from the Department of Astronomy at Case Western Reserve University to learn more.