My older paternal half brother is an important figure to me.

My younger paternal half sister is very smart.

This dress is made of tensan silk thread.

I am very interested in natural science.

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.

He has a deep interest in empirical science.

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

I am interested in dermatology.