[Free Registration/Login may be required to access all resource tools.] Describes characteristics of living organisms, and the origin of life.

[Free Registration/Login may be required to access all resource tools.] Describes characteristics of living organisms and the origin of life.

A general overview of the origin and characteristics of life.

[Free Registration/Login may be required to access all resource tools.] There is good evidence that life has probably existed on Earth for most of Earth's history. Fossils of blue-green algae found in Australia are the oldest fossils of...

This multiple-choice quiz on the origin of life allows students to get hints for each question and check their answers after submitting.

Article describing research done by scientists in their quest to understand the origins of life. Questions are posed throughout about the nature of scientific research.

Explore life's evolutionary history on the planet through molecular illustrations and animations. Pictorial evidence is based on origin of life research and theory.

Learn about the RNA world hypothesis through short animations, informational text, and interactive questions in this virtual lab.

This lecture covers the topic of life now and into the future, including the role genetic engineering will play.

[Free Registration/Login may be required to access all resource tools.] The creation of a new species is called speciation. Most new species develop naturally. But humans have also artificially created new breeds and species for...

This is an online photocopy of the original text of the children's book Paul Arnold: A Tale of Life in Peru by Franz Hoffmann [1870], a novel about life in Peru.

This resource provides information about the origin of the universe, the earth and the organisms that live here. You will also be challenged to identify the geographic areas where origins research is taking place.

Featured is a tutorial on exobiology and the origins of life. The tutorial covers the nature of prebiotic Earth, the Miller-Urey experiment, possible sites for the origin of life, the search for extraterrestrial life, politics in...

A five question quiz over the concepts about the beginning of life on Earth. Test your knowledge of this topics.

This resource provides a paper written by Dr. Charles Urbanowicz, anthropologist at California State University. It deals extensively with the life and death of Charles Darwin, his research, and the publication of his book, "The Origin...

An exhibit on what field biologists do. Hear from scientists who have worked in Belize about the reasons that they chose their career paths, the ideas that drive them in their research, the investigative tools they use, and about the...

In this particular lesson, the students will create an unknown life form and planet. The creation of the life forms will begin at the chemical level and be explained throughout the levels of organization to the level of organism. The...

An activity for students to explore an infograph to compare the similarities and differences between human and other species.

From a PBS television series, this site offers a summary of the features which characterize the phylum chordata and includes multiple color photos.

This online exhibit from the Natural History Museum weaves together seven subtopics dealing with human origin and evolution. The topics range from Pildown man and ancient humans to modern humans and chimp research.

A printable card that discusses the ingredients and conditions necessary to form life.

A gallery of information about how life begin and became more complex.

A look into what controls the rise of oxygen on the Earth and maybe on other planets as well.

Maintained by the Electronic Text Center at the University of Virginia Library, this site offers the full text of Guy de Maupassant's "Short Stories of the Tragedy and Comedy of Life" which includes 27 short stories. Also provided are...