When a car suddenly starts to slide on ice, most drivers do the exact thing […] ...

Drone footage caught people slipping on an ice shelf along Lake Michigan as officials warned against walking on it. Winter storm brought snow and ice. See videos from before and after. Winter Storm ...

A thin, watery layer coating the surface of ice is what makes it slick. Despite a great deal of theorizing over the centuries, though, it isn't entirely clear why that layer forms.