Their teamwork was in complete harmony, and it was beautiful.

The pineal body is a small endocrine gland located in the brain.

I have experienced astral projection.

He said he had experienced an out-of-body experience.

Chloroplasts are the locations where photosynthesis occurs in plant cells.

In our medical class, we learned about the function of the pyramidal tract.

He chose a stable job, saying 'a bird in the hand is worth two in the bush.'

A tesseract is a four-dimensional geometric shape.

A 5-cell is a simple convex polytope in four dimensions.

This area is seriously contaminated with radioactive isotopes.