Scientists classify viruses to make it easier to learn about them.

Scientists can classify minerals into groups on the basis of their chemical makeup.

Scientists had classified them according to the distribution of their weight to their toes.

While some scientists classified it in its own genus Bowdleria.

Since we're interested in the intensity and destructive power of storms, we also need to know how scientists classify them.

Scientists classify light according to two main physical properties: wavelength and intensity.

Since the 1970s scientists have classified archosaurs mainly on the basis of their ankles.

Many scientists don't think this theory is correct, and still classify it as "just another impossible perpetual motion machine".

Scientists have classified three phases of cultural development.

Scientists classify diamonds into four main types according to the nature of crystallographic defects present.