Scientists have invented a super-slippery material inspired by the carnivorous pitcher plants: ... a new material takes a cue from one of the plant world's few meat-eaters...

When flow from a teapot (or a liquor bottle) is very slow, the liquid has a propensity to dribble back along the surface of the spout. "Previous studies have shown that a number of factors affect [dribbling], such as th...