obsidian

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12 09, 2017

West Asian economy – Mesopotamia and Iran

By |2019-09-05T05:42:23-07:00September 12th, 2017|West Asia|0 Comments

Obsidian tools West Asia is located in the middle of the very wide land mass we call Europe and Asia and Africa, and so it has always played an important part in moving things from east to west and from west to east. Beginning as early as the Stone Age, about 7000 BC, people in West [...]

10 09, 2017

Before 10,000 BC – World history timeline

By |2018-04-25T23:04:13-07:00September 10th, 2017|Africa, History|0 Comments

Sibidu Cave, South Africa. People lived here from about 77,000 BC until about 38,000 years ago. In the early years of human history, beginning with the earliest humans about two million years ago, every place in the world was in the Stone Age, and all the people in the world got their food by hunting and gathering. For a [...]

27 07, 2017

Stone Age Japan – Japanese history

By |2019-10-10T08:22:11-07:00July 27th, 2017|History, Japan|0 Comments

Jomon carving of a killer whale, ca. 3000 BC - Stone Age Japan The first people in Japan People probably first reached Japan from two directions around the same time. Some people came north from Southeast Asia or Australia, in boats along the coast. These people were descended from the first people who left Africa [...]

9 07, 2017

Paleolithic Greece – the first people

By |2017-07-09T00:17:43-07:00July 9th, 2017|Greeks, History|2 Comments

Outside Franchthi Cave The first people came to Greece not long after leaving Africa, about 55,000 BC. They probably came along the coast of the Eastern Mediterranean, through what is now Israel and Lebanon. They almost certainly knew how to paddle small boats along the coast. When they got to Greece, these people [...]

7 07, 2017

Mesolithic Greece

By |2018-04-23T07:11:21-07:00July 7th, 2017|Greeks, History|0 Comments

Mainland Greece is on the left and Turkey is on the right,and the Greek islands are scattered between them Nobody knows much yet about the people of Greece in the Middle Stone Age - the Mesolithic (approximately 9000-7000 BC). People still lived mainly from gathering and hunting and fishing, especially for tuna fish. [...]

6 07, 2017

Ancient Greek climate, plants, and animals

By |2019-09-05T06:43:36-07:00July 6th, 2017|Greeks|39 Comments

Ancient Greek climate: The island of Rhodes Good fishing Fishing was very important to early Stone Age people, and fishing is probably what brought the first people to Greece. No part of Greece is more than about forty miles from the sea: a couple of days walking. So Greece was a great place [...]

5 07, 2017

Economy in Archaic Greece

By |2019-01-31T07:07:58-07:00July 5th, 2017|Economy, Greeks|0 Comments

Archaic Greek economy: A black-figure vase showing a blacksmith at work (Athens, about 550 BC) Not much trade in the Dark Ages During the political collapse of the Greek Dark Age (about 1200-1000 BC), many Greek people did not have children, or left for other countries. There weren't so many people living in [...]

26 06, 2017

What causes volcanoes? Geology

By |2018-04-21T11:56:42-07:00June 26th, 2017|Geology|0 Comments

Volcano erupting Volcanoes are places where the plates of the Earth's surface have cracks in them, so that the very hot melted rocks that are under the tectonic plates bubble up to the surface. We call the hot melted rocks magma. The magma is under a lot of pressure inside the Earth's plates, [...]

26 06, 2017

What are igneous rocks? Volcanic stone

By |2019-09-10T05:42:47-07:00June 26th, 2017|Geology|0 Comments

Igneous rocks: Obsidian tools What does "igneous" mean? Igneous means "fiery", and igneous rocks are rocks that were made by heating them up in a fire. Usually that fire is the big fire inside the earth, under the earth's crust. The first scientist who identified this kind of rock was ibn Sina. He [...]

20 06, 2017

What is obsidian? Stone tools

By |2018-09-04T08:10:20-07:00June 20th, 2017|Science|0 Comments

Obsidian spear point, one of many obsidian tools from New Mexico (National Park Service) Where does obsidian come from? Obsidian is a kind of volcanic glass. It is shiny and black, and you get it from the area around volcanoes. When a volcano erupts, it spits out a bunch of melted rock. Read [...]