NASA
Water Works on a Blue Planet
Keep within a water budget. Learners find out that less than 2.5% of Earth's water is available to drink—and that there is a fixed amount of water. Scholars read an interesting article comparing the available water to a game of Monopoly...
Other
Association for Computing Machinery : Iso 12207 Software Life Cycle Standards
An article explaining ISO 12207; what it provides and how it relates to other standards dealing with software life-cycle processes.
Other
Health Variations: Gender and Health
This article explores women's health vs. men's health. Includes discussion of why women's life cycle is typically longer than men's, and why women tend to report poorer health than men.
![Smithsonian Gardens: Butterfly Gardening Fact Sheet [Pdf] Article](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "Smithsonian Gardens: Butterfly Gardening Fact Sheet [Pdf] Article")
Smithsonian Institution
Smithsonian Gardens: Butterfly Gardening Fact Sheet [Pdf]
This fact sheet provides a comprehensive overview of butterfly gardening. Learn about the life cycle of the butterfly, what plants attract them and what we can do as a society to preserve these marvelous habitats.
National Earth Science Teachers Association
Windows to the Universe: The Nitrogen Cycle
Interesting information on the Nitrogen Cycle as it relates to the Earth system.
Morning Earth
How Life Works: Biosphere Is Process: Animal & Plant Gas Exchange
Scholars explore the biology concept of the oxygen cycle. The tutorial consists of definitions and pictures about animal and plant gas exchange.
National Earth Science Teachers Association
Windows to the Universe: An Example of Evolution by Natural Selection
Examples of natural selection processes are well documented in life forms that have very rapid life cycles such as bacteria.
Other
Msu News: Msu Finds Triceratops, Torosaurus Were Different Stages of Dinosaur
Two paleontologists from Montana State University, John Scannella and Jack Horner, discuss their newly released theory that Triceratops and Torosaurus were actually the same dinosaur but at different stages of their life cycle. [Date of...
Cornell Lab of Ornithology
Habitat Network: Installing Cover Boards for Amphibians
Find out how to make a cover board for Amphibians' dual life-cycle of aquatic and terrestrial stages.
Khan Academy
Khan Academy: The Biology of Zika Virus
Learn about the basic biology, origins, life cycle, and symptoms of Zika virus.
Khan Academy
Khan Academy: The Raising of the Widow's Son From the Dead (Magdeburg Panel)
The Magdeburg Panel is one of a group of sixteen ivory plaques depicting a cycle of scenes from the Life of Christ. The original set, numbering forty or fifty, decorated a large piece of church furniture in Magdeburg Cathedral.
John Wiley & Sons
Concepts in Biochemistry: Cutting Edge: Aids Therapies
In this article, read about AIDS therapies. Diagrams and related web links are included.
Other
Child Development Institute: Adolescence: The Last Step Before Becoming an Adult
Begin to understand the teen age group looking at its place on the growth sequence. Learn that adoelscence, being the last step before becoming an adult brings many changes and challenges.
Curated OER
Kids Health: I'm Growing Up but Am I Normal?
Witnessing changes that take place on your body can sometimes be a confusing experience. Are the changes normal? Are you changing in ways unlike anyone else? This site may help to relieve some worries that an adolescent may be pondering....
University of Illinois
University of Illinois Extension: Energy and Ecosystems Use Some Lose Some
Life on Earth is possible because energy flows one way through ecosystems, while matter cycles endlessly. Water and elements, such as carbon, nitrogen, phosphorous, and sulfur are examples of matter that cycles through ecosystems.
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