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.

I am an Earthling.

We are searching for extraterrestrial life.

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.

The one-eyed goblin was dancing in the forest.

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