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In 2025, People Will Try Living in This Underwater Habitat
(spectrum.ieee.org)
This is a most excellent place for technology news and articles.
Hmm... maybe not? The low density of helium at 1 atm is what causes the amplification of higher frequencies in the voicebox, but in a pressurized container the gas would be higher density so it might offset the effect... I think?
If the original SeaLab tests in the 60s were any indication, YES. Check out Scott Carpenter’s voice on this recording with LBJ. https://www.dailymotion.com/video/x3wkh6s
Love the horribly confused operator trying to fix problems with her equipment before putting the call through to the president.
They definitely sound funny even pressurised hehe