The past ages of man have all been characterized by distinct periods of human development and technological advancement. These ages are often categorized into different eras based on significant changes in technology, culture, and societal organization. Here's an overview of some of the major past ages of mankind:

1. Stone Age: This is the earliest period, divided into the Paleolithic (Old Stone Age), Mesolithic (Middle Stone Age), and Neolithic (New Stone Age). During this time, humans used stone tools and developed agriculture.

2. Bronze Age: Following the Stone Age, this era saw the development of bronze tools and weapons through the alloying of copper and tin. Societies became more complex with the emergence of cities and early forms of writing.

3. Iron Age: This age is marked by the widespread use of iron for tools and weapons, which was stronger and more durable than bronze. It led to significant advancements in agriculture, trade, and warfare.

4. Classical Age: This includes the civilizations of ancient Greece and Rome, known for their contributions to philosophy, art, literature, democracy, and law.

5. Middle Ages: Also known as the Medieval Period, it spans from the 5th to the late 15th century and is characterized by feudalism, the rise of Christianity, and the gradual revival of learning and trade.

6. Renaissance: Beginning in the 14th century, this period was marked by a renewed interest in art, science, and classical learning. It fostered significant cultural and intellectual developments across Europe.

7. Age of Discovery: From the 15th to the 17th centuries, this era involved extensive exploration and colonization by European powers, leading to global trade networks and the exchange of ideas, cultures, and goods.

8. Industrial Revolution: Starting in the 18th century, this period saw a shift from agrarian societies to industrialized ones, driven by innovations like the steam engine, mechanized factories, and improved transportation systems.

9. Modern Era: This encompasses the late 19th and 20th centuries, marked by rapid technological advancements, two World Wars, the Cold War, and significant social and political changes.

10. Contemporary Era: The current period, characterized by globalization, digital technology, and ongoing shifts in global politics and economics.

Each of these ages represents a unique chapter in human history, reflecting the continuous evolution of human societies and technologies.