The geologists compared radiometric ages from different samples to refine the volcanic timeline.

He ages out of the youth program next month, so we need to find another option.

Many historians argue that the term dark ages oversimplifies a complex period of cultural development.

In her history class, she argued that the middle ages were far more culturally diverse than commonly believed.

Scholars debated whether feudalism truly defined the social structure of the Middle Ages.

Museums often display replicas of tools and fossils from the prehistoric ages to help visitors imagine life long before written history.

Many community programs are designed to support children throughout their school ages.

Historians often debate whether certain eras truly deserve the label 'golden ages'.

Comparative charts showing the ages of majority in different countries help students understand how legal adulthood varies worldwide.

Scientists study Ice Ages to understand how climate change shaped Earth's ecosystems.