ABOVE VIDEO: This is a full-length animation of the Titanic sinking on April 15, 1912. It begins with the iceberg collision and ends with its disappearance. The point of collision is at 1:06 in the ...

Quicksand is odd: a bed of silt becomes saturated with water so that its grains no longer cohere. Heavy objects — a cow, a log, my husband — sink readily but can't easily rise. Quicksand ...

This causes an animal trapped in quicksand to sink deeper when it moves trying to escape from the quicksand trap." The authors added that viscosity can reach extremely high levels in such an ...