Essays Tagged: "fossils"

"Little Green Men or Just Little Microscopic Organisms? - the question of Life on Mars"

rganisms such as microbes or bacteria. Proof of this was found in a meteorite containing the fossils of the microscopic organisms intact. Two highly regarded chemistry professors from Stanford, ... anet,"says Jack Farmer, an Ames researcher who calls himself an "exopaleontologist"--a searcher for fossils on other worlds. The redness of Mars is due to the chemical assault known as oxidation, whic ...

(2 pages) 78 0 3.9 Dec/1996

Subjects: Science Essays > Astronomy

Research Paper on Charles Warwin

forms. Later the theory was added to when Jean-Baptiste de Lamarck, a French biologist, showed that fossils proved change in species. However, Darwin theorized that evolution occurred by observing the ... n proven that the Earth has existed for millions of years, before the dawn of man. The discovery of fossils that date back before the oldest skeleton of man is a factor on how old the earth is. Also, ...

(3 pages) 58 0 4.8 May/2002

Subjects: Humanities Essays

How Man evolved

ved. He was smarter, more efficient, and walked up-right. And heleaded to us, Homo Sapiens A lot of fossils, bones, and teeth have been found at variousplaces throughout Africa, Europe, and Asia that ... animals were greatly spread out onthe African and, later, on the Eurasian continents. Although many fossils, bones and teethhave been found, the way of life of these mammals, and their evolutionary al ...

(5 pages) 150 0 3.3 Jan/1997

Subjects: Science Essays > Biology > Human Biology


Great Paper Great PaperMalariaMalaria parasites have been with us since the beginning of time, and fossils of mosquitoes up to thirty million years old show that malaria's vector has existed for just ...

(5 pages) 100 0 3.5 Mar/1997

Subjects: Humanities Essays > Health & Medicine > Diseases

Creation, Evolution and Intervention

d on earth change because of changes in their environment and their function on earth. The earliest fossils ever discovered are from single celled organisms which resemble today's bacteria. People who ... al upon the interpretations of the fossil record, which many consider to be incomplete because many fossils can not be found. For this reason, there are many different views about what the fossil reco ...

(6 pages) 223 0 4.2 Dec/1996

Subjects: Social Science Essays > Sociology

Human Evolution and the Fossil Record

species on the phylogeny of man, and a discussion of dating methods used to pinpoint the age of the fossils.This essay will begin with a brief discussion of dating techniques. In the study of hominid ... ctive C-14, which has a half life of 5770 years. This makes this method useful for dating of recent fossils, with good accuracy, up to 50,000 years back. After 5770 years, half of the carbon-14 in a f ...

(7 pages) 183 0 3.0 Jan/1997

Subjects: Science Essays > Earth Sciences > Geology & Geosciences


ter form. In the 1700s, naturalists, Comte de Buffon and Baron Cuvier concluded with the studies of fossils and comparative anatomy that life on earth had endured many changes through a long period of ... e to question their existence and that is how evolutionary thoughts became.People started observing fossils and noticed that the fossils closely related other animals but not exactly and that supporte ...

(4 pages) 184 0 4.3 Dec/2002

Subjects: Science Essays > Biology > Charles Darwin

Paleontologists: This is a report on the career and on carnivores and herbivores.

enmicroscopic pollen. They also don't just find and collect different specimens, they alsostudy the fossils, the rocks the fossils are buried in, the rocks they also lie above, below,and near the foss ... pinosauraus, a much bigger creature. It had alonger snout, or sail, and stood much higher.Carnivore fossils are quite rare compared to that if herbivores.Carnivores ate herbivores which meant plant ea ...

(3 pages) 51 0 4.8 Mar/2003

Subjects: Science Essays > Biology

A History of Human Ancestors. What theories make up what we know about our earliest ancestors? What are the characteristics of our different homo ancestors?

ve emerged right out of Africa, and then spread worldwide.The recent discovery of the H. antecessor fossils at the Gran Dolina and Sima de los Huesos sites in Spain, however, conflicted with the "Out ...

(7 pages) 117 0 3.3 Apr/2003

Subjects: Social Science Essays > Anthropology

Evolution of Homo Erectus. Details physical and social evolution from Aegygptopithecus to the appearance of Homo Erectus. Improve: Mixed up "hominoid" and "hominid" a bit.

pened sometime after 35-33 million years ago (m.y.a.) (Turnbaugh 190). Dating back to this time are fossils of Aegygptopithecus. This genus of primate was a fruit-eating, arboreal quadruped that was a ... ainforests opened up new ecological niches that inspired rapid diversification of hominoid species. Fossils found in The Rift Valley, China, and Europe indicate that at least twenty-three different ge ...

(7 pages) 192 0 3.9 Apr/2003

Subjects: Social Science Essays > Anthropology

" Sunset on the Savanna" by James Shreeve, Discover, July 1996, pp.116-125.

des anthropologists said that we became bipedalto survive on the African savanna. But a slew of new fossils have destroyed thatappealing notion and left researchers groping for a new paradigm."Sunset ... a, Africa was shown to be the home continent of our ancestors. Because the locations of these early fossils were arid grasslands, it seemed to support the savanna theory. When combined with the 'feel ...

(2 pages) 39 0 1.8 Jun/2003

Subjects: Social Science Essays > Anthropology

Plate Tectonics: It contains a general description, such as the origination of the theory, an explanation of the theory, and how it was proved.

ime because he had no way to prove it. There were some things that back his theory up like the same fossils being found on different continents with different climates and the way the edges of the con ...

(2 pages) 62 0 3.0 Dec/2003

Subjects: Science Essays > Earth Sciences > Geology & Geosciences

This essay is about the natrual scientist, Charles Darwin. In this essay i will describe Darwins improtance to the science community

specimens as possible. It was his job to record the weather, geological features, plants, animals, fossils, rocks, minerals, indigenous people and anything else that he saw. It was through this voyag ...

(3 pages) 43 0 0.0 Dec/2003

Subjects: Science Essays

Anopheles Quadrimaculatus - Common malaria mosquito; Effect of an introduced species on foreign land

es have been with us since the dawn of time. They probably originated in Africa along with mankind. Fossils of mosquitoes up to 30 million years old show that malaria was present well before written h ...

(3 pages) 39 0 2.3 Dec/2003

Subjects: Science Essays > Biology

History of Charles Darwin

n kept his theories and thoughts about how we all got here to himself.In South America Darwin found fossils of extinct animals that were similar to modern species. On the Galapagos Islands in the Paci ...

(2 pages) 40 0 3.4 Jan/2004

Subjects: Science Essays > Biology > Charles Darwin

Darwin's theory of evolution by Nathan Belisle (if it is true or not)

erials on Earth's surface. As it is written in The Cradle of Life The Discovery of Earth's Earliest Fossils "Indeed, the notion that CHON-containing monomers might be easy to make on the primordial Ea ... makes me choose a pro stand in which it says"If Darwin's theory of evolution is correct, the first fossils should be far simpler than a trilobite--as indeed they are"(Brownlee 128). Because this help ...

(7 pages) 71 1 4.7 Feb/2004

Subjects: Science Essays > Biology > Charles Darwin

Creationism in Schools

f that the earth is much older than this. Dinosaurs roamed the earth millions of years ago and left fossils for scientists to study. So how did the dinosaurs get there if the world is only 6,000 years ...

(4 pages) 54 0 3.6 Feb/2004

Subjects: Humanities Essays

The Study of Archaeology

through the examination of material remains of previous human societies. These remains include the fossils (preserved bones) of humans, food remains, the ruins of buildings, and human artifacts--item ...

(3 pages) 87 0 3.7 Apr/2004

Subjects: Science Essays > Archaeology

The Debate Over Early Humans

ists develop theories as to how humans evolved. However, different people who find the same kind of fossils have come up with different theories, leading to arguments about the order of species in whi ... t the evolutionary process. Whenever a new fossil discovery occurs, new questions arise about these fossils. Articles are often written by people who wish to attempt to answer these questions. These a ...

(7 pages) 79 0 3.5 Apr/2004

Subjects: History Term Papers

Discuss the life and work of famous Ancient Egypt archaelogoist (Egyptologist) Flinders Petrie.

ather Matthew, a famous navigator and explorer. Petrie's mother Anne had a love for science, namely fossils and natural minerals. When he was 4, Petrie became so ill that his mother became convinced h ...

(4 pages) 22 0 3.5 Apr/2004

Subjects: History Term Papers > Middle Eastern History > Ancient Egypt