The space ages have brought significant advancements in technology.

The drinking ages vary from country to country.

The Copper Age is a period in human history characterized by the use of copper tools and weapons.

The study examined the chronological ages of the participants.

I haven't seen him in coon's ages.

People experience different emotional ages throughout their lives.

The comings of age in this town are celebrated with a big party.

The doctor examined the bone age of the patient.

She is gaining weight for her age.

The weight for age race is the most prestigious event in horse racing.