Most of unit's operations remain classified, the known ones are listed below.

The seven listed above are the only known ones.

The technology could also be used to create new pathogens or synthesize known ones.

Some of the better known ones are listed below.

The images, from flybys last year, show many new volcanoes, bringing the number of known ones to 120.

Some of the most well known ones are described here.

Some of the better known ones are as follows:

"Because I can't find any good known ones," he says.

Before any scientist can claim that a virus is new, hundreds of tests have to be done to exclude all known ones.

Twenty-two species, including some better known ones, fit the category of large coastal sharks.