We've all seen the footage. In the 1960s, disastrous quicksand scenes appeared in one out of every 35 films. In the 1980s, quicksand's spotlight had dwindled, but it still appeared in roughly one out ...
Movies have made quicksand look like the ultimate doom trap—step in the wrong spot, and you’ll be sucked under in seconds, never to be seen again. But is that actually how quicksand works in real life ...