He is an expert in petrology and is in charge of geology lectures.

This is my first question.

She decided to undergo facial reconstructive surgery.

He is dedicated to the study of organogenesis.

The process of terraforming is part of transforming other planets into a habitable environment for humans.

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

I am an Earthling.

We are searching for extraterrestrial life.

In biology, neoteny refers to the phenomenon where the adult retains the form of the juvenile.

The one-eyed goblin was dancing in the forest.