He believes in psychic phenomena.

His work is full of vigour.

There is a possibility that unknown lifeforms exist on this planet.

What is the molecular formula of this compound?

Natural language understanding is an important field of artificial intelligence.

Biocentrism is a theory that everything in the universe exists focusing on life.

Intermolecular forces are an important factor in determining the properties of a substance.

This compound has a tetrahedral molecular geometry.