Obsidian College Essays Samples For Students

In the article “Dawn of a New Stone Age in Eye Surgery” author Payson Sheets aims at explaining the progress achieved by archaeologists in the quest to study the ancient health. The author believes that, in such studies, these scientists are able to discover a new knowledge or idea, which may be helpful especially in future aspirations. Sheet acknowledges the fact that the presence of both luck and logical inquisitiveness has enabled these experts to come with new or advanced discoveries concerning cultural changes. This implies that material culture has managed to change subsequent to borrowing as well as diffusion of ...

Like smallpox, influenza, Black Plague, malaria, AIDS, and typhus, the disease that Octavia Butler writes about in her science fiction is one that affects the American people in pandemic proportion. Octavia uses her story to illustrate the difficulties of life without written or spoken language.
"Speech Sounds" is a science fiction short story by Octavia Butler. Its most recent publication was 2008 in a collection of short stories titled Wastelands; first it was published in Asimov’s Science Fiction Magazine in 1983; and in 1994 it won the Hugo Award for Best Short Story. The story is about an illness ...

The Igneous rocks, also referred as Plutonic rocks are one of the main rock types apart from metamorphic and sedimentary. These rocks can be formed either by intrusive or extrusive process depending on the location on the earth’s surface. The cooling and crystallization of magma (melted rock) inside the ground or above the ground creates the igneous rocks. Eruption of volcanoes also causes the formation of Igneous Rocks when the magma intensifies above the surface of the earth. The magma that rises above the surface is referred as Lava and the igneous rocks form when the lava solidifies. ...