this post was submitted on 27 Apr 2026
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the researchers recorded both healthy and stressed tomato and tobacco plants using microphones. They conducted experiments in a soundproof chamber and later in a greenhouse with background noise. The plants were stressed in two ways, by withholding water for several days and by cutting their stems. The team then trained a machine learning algorithm to distinguish between healthy plants, dehydrated plants, and cut plants.

audio is uploaded in the article

Source : https://scitechdaily.com/scientists-discover-plants-scream-we-just-couldnt-hear-them-until-now/

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[โ€“] TheReanuKeeves@lemmy.world 23 points 1 day ago (1 children)

I recall in college about 14 years ago we spoke about the electric impulses in plants and how they change in reaction to stress

[โ€“] whaleross@lemmy.world 5 points 15 hours ago

I was thinking about pop science headlines in the nineties, maybe even earlier.