In biology, a subkingdom is one of the large units in taxonomy.

Learning about the history of the frontier is important for understanding our past.

The animal kingdom is incredibly diverse, and it is said that there are still species that have not been discovered.

The animal kingdom is known for its diversity and complexity.

I am majoring in information science.

He solved the problem in a scientific way.

He has a wealth of scientific knowledge and is always excited about new discoveries.

Earth science is an important field of study for unraveling the mysteries of nature.

I am interested in dermatology.

The advancement of science and technology has greatly changed our lives.