Boris Roznine had contacted her the moment the appalling discovery had been made.

When he regained control of the ship, Bowman made an appalling discovery.

The rememberer knew he must reveal his appalling discovery to the Mage-Imperator.

Yet, a few minutes after he lay down there came the appalling discovery of his decapitated body.

It was an appalling discovery for him to make!

She was not alone in making the appalling discovery that the 20th century, born amid hopes of universal democracy, had been transformed into a laboratory of totalitarianism.

Within a few hours he made an appalling discovery.

Gates later confessed to Microsoft that he had made an appalling discovery: Nearly one-third of the entries had been plagiarized wholesale from other reference books.

I would have considered myself in heaven, save for the appalling discovery I made on the third night.

Of course you will be thunderstruck when in the morning the appalling discovery is made.