How humans echolocate 'like bats'
Blind people who use sound to navigate their environment adjust their clicks very similarly to bats, research reveals.
from BBC News - World http://ift.tt/2GQzt21
from BBC News - World http://ift.tt/2GQzt21
West faces 'authoritarian' alliance, says Nato head
Nato head Jens Stoltenberg tells Laura Kuenssberg authoritarian powers are becoming more aligned. from BBC News https://ift.tt/uaBqc74
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