He is conducting research on natural phenomena.

The Eoarchean eon is the oldest era in the history of the Earth.

The Proterozoic eon is the longest era in the history of the Earth.

It is said that he has a divine eye.

He is working at a construction site.

He was traveling alone in the wilderness.

I eat brown-rice bread every morning.

I eat sprouted brown rice every day to maintain my health.

He is immersed in the study of string theory.

This cover song maintains the beauty of the original song while adding a new interpretation.