"Being one who is always up for a fun experiment, my cousin and I put ourselves in the same place as the two we had seen and began talking to the wall.
I was absolutely astonished. You can hear even a soft spoken person as if they are right beside you."
by fooladder
tagged 6 months ago
in
science, new-york, nyc, mass-transit, acoustics
( 2 jaas )
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