Anton stopped the vehicle where he could watch the curls of mist boiling upward like steam from an alien teakettle.

A great column of gas, more than six hundred miles high, would start boiling upward as if determined to escape into space.

Black coils of steam were boiling upward, streaked with violent red.

It turned impenetrable and began to boil upward, mounting far above Matt's head.

Steam boiled upward from its molten surface.

Behind them, exhaust plumes boiled upward like thunderheads that rapidly dispersed into the cloud decks of Golgen.

Can't do much from here, right under it, but the probable minimum is ninety-seven thousand feet and it's still boiling upward.

In the space where the earth's crust was broken, magma boiled upward and this molten rock built up until a volcano formed.

Mist boiled upward from the liquid, and the children recoiled, then turned toward each other and embraced.

And there was something else: a massive shock wave- roiling and churning like a living thing- boiling upward toward them at a furious rate.