Do Frogs in Helium Get Squeaky Voices? (Podcast #94)

Do frogs get all high-voiced when they breathe in some helium, the way people do? A research study explores that very question, and we explore that study, in this week’s Improbable Research podcast. SUBSCRIBE on Play.it, iTunes, or Spotify to get a new episode every week, free. This week, Marc Abrahams discusses a published helium-filled study, with dramatic readings from Dany Adams, a biology professor at Tufts University […]

Animal squawks squeaks and songs (with helium)

Although a considerable body of scholarly work has examined the effects of Helium (2He) on human voice production [see, for example (Helium-assisted) High note research] we are by no means the only animals to have been investigated in this respect – here is a (non-exhaustive) list of examples of other creatures who have squawked, croaked, […]

Disguising your voice against auto-recognition — various methods

Given the current interest in the implications of automated computer analysis of voice recordings, say for example telephone calls, it’s perhaps not surprising that some might have thought about disguising their voice to (try to) avoid recognition and/or obfuscate the content. But those who work professionally in the voice-recognition field have been investigating such nefarious […]

Improbable Research