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Plant lovers believe that talking to
helps them grow. Scientists have discovered there could be a
of truth in this belief. Researchers have discovered that plants emit
when they are stressed. The noises are
to a human cry or scream. The scientists believe the sounds are
enough for us to be able to interpret them and to attend to their
. Unfortunately, plant sounds are at too high a
for the human ear to pick up. Humans can only hear frequencies of up to 16
. The scientists used special AI
to detect ultrasonic sounds emitted by plants that were up to 250 kilohertz. The AI also differentiated between different
of plant sounds.
