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Wanda Diaz-Merced
Astronomer and pioneer in sonification who lost her sight and developed techniques to translate astronomical data into sound to make discoveries and increase accessibility in science.
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Nov 12, 2025
• 37min
The Sound Barrier #4: Listen to the universe
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Wanda Diáz-Merced, a trailblazing astronomer who lost her sight, shares her transformative journey into the sounds of space. She developed techniques to convert astronomical data into sound, uncovering hidden discoveries. Alongside Kim Arcand, a visualization scientist at NASA, they discuss how sonification makes data more accessible and enhances understanding of celestial phenomena. They reveal how sound has led to breakthroughs like the gamma-ray burst resonances and the cosmic microwave background, reshaping both astronomy and accessibility.
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