Those are the most complex molecules so far found in space.

It was a purely synthetic material, not based on any material or even molecule found in nature.

Ethylvanillin is a synthetic molecule, not found in nature.

"They're far and away the most complicated molecules ever found in nature; certainly we've never heard of anyone who was able to synthesize even one."

Iron hydride is one of the few molecules found in the Sun.

The molecules found in the rock, which left Mars some 15 million years ago, are being described as the fossil trace of past biological activity.

The types of viruses are designated by molecules found on the virus.

Could any molecules found in nature qualify as natural nanotechnology?

Its role is to help aid the biosynthesis of isoprenoid, an important molecule found in all living organisms.

Replicating cells show that molecular systems can build or rebuild every molecule found in a cell.