But in a world of genetically altered foods uncertainty will reign.

Thus, uncertainty and confusion reigns among retailers, manufacturers and employers.

Even after 15 games, uncertainty reigns on the 6-9 Jets.

With this hodgepodge of opinions it is no wonder, then, that throughout the various jurisdictions, uncertainty reigns.

Most doctors think that twins are fairly safe, but beyond triplets, uncertainty reigns.

"Because so much uncertainty still reigns, a great deal of humility and circumspection is called for."

Manchuria's economy boomed while chaos and uncertainty reigned in the rest of China.

For months now, uncertainty has reigned in the production sector.

Great uncertainty will reign until this has been taken.

At the same time, uncertainty reigns about the 9/11 memorial and two cultural buildings planned for the site.