Postfix notation is one method of expressing calculations.

The Kokin Wakashū is the second collection of the Chokusen Wakashū.

Tokudaiji Sanesada, also known as Goto Tokudaiji Sadaijin, was a court noble and a literary person during the Heian period.

He is doing special exercises to strengthen his tibialis posterior muscle.

Strengthening the occipitalis muscle can reduce neck pain.

An abnormality was found in his occipital lobe.

Earthquakes, thunder, fires, and fathers are one of the scary things.

He played a perfect fifth scale on the piano.

This fabric has high color fastness, so it is hard for the color to fade even when washed.

When it reaches absolute zero, the molecular motion of matter stops.