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katiewinfredukus

    Why this observatory fires lasers at satellites
    3:16
    Why Do We Move Our Hands When We Talk_
    4:18
    Why do London's manholes keep exploding_
    2:57
    Why build a diving board twice the Olympic height_
    7:30
    Why 2020 Started On December 30th
    3:56
    Which Is _Bouba_, and Which Is _Kiki__
    4:22
    Where two oceans meet, debunked
    2:56
    What counts as the world's shortest river_
    3:25
    This massive truck makes artificial earthquakes
    3:47
    These tunnels stop part of Tokyo flooding
    3:34
    The world's only float-through McDonalds
    2:33
    The world's most expensive object by weight
    3:52
    The world's first solar powered train
    4:13
    The giant art that keeps planes quiet
    3:50