However, tests on living volunteers grow increasingly unstable as the test subjects either disappear or go insane.

Understandable, Admiral, since it was found to grow unstable with the passage of time.

Krypton, a planet in sector 2813, was growing increasingly unstable.

The situation in Hardorn grows increasingly unstable by the moment.

The American complement fell to 127,000 earlier this year but rose again after Baghdad grew increasingly unstable.

They would describe, he said, how their mother had grown increasingly unstable over the last eight or so years of her life.

With every gee they added, the easy gravity field would grow geometrically more unstable.

He grows increasingly unstable as Batman finds more of his riddles.

The world grew unstable when rain fell in Los Angeles.

Its paradoxical ontology grew more unstable as the flow became stronger.