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A blind scientist explains her passion for understanding gravitational waves

By Mallory Yu,
Scott Detrow, Lulu Miller
Published September 21, 2025 at 5:17 PM EDT

Scott Detrow talks to Lulu Miller, the host of Radiolab's Terrestrials podcast, about her conversation with the scientist Wanda Diaz-Merced, who studies gravitational waves that ripple through spacetime.

Copyright 2025 NPR
Mallory Yu
[Copyright 2024 NPR]
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Scott Detrow
Scott Detrow is a White House correspondent for NPR and co-hosts the NPR Politics Podcast.
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Lulu Miller
Lulu Miller is a contributing editor and co-founder of the NPR program Invisibilia.
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