This comprehensive page discusses the Asteroid Impact vs. Volcano-Greenhouse dinosaur extinction debate. It was written by paleontologist, professor, and scientist Dr. Dewey McLean.

Exploratorium helps you to grow your own mold terrarium. Includes directions and an explanation for what you see growing on your food!

Find out about the deadly bacterial disease Anthrax, and understand the symptoms and how it can be treated.

Visit this site for information on the history and ecology of ferns. How many species of ferns exist today? What is the primary means of reproduction in ferns? Provided are the answers to these questions and more about the history and...

Detective Le Plant has discovered that one plant can produce many other plants. He needs you to help him find out how this happens. Follow along and learn about the parts of flowers and reproduction. Along the way, you will be quizzed!

Comprehensive overview of ferns features facts on history, species, characteristics, reproduction, and diversity.

Aaylah is learning how to group some plants. Help her identify different types of plants.

Help Carla take care of her green plants in her plant nursery, and learn about plant reproduction.

An in-depth reference explaining the role of flower structure in plant reproduction. Images and diagrams help learners with understanding.

An easy to follow FAQ sheet on anthrax as a disease and a weapon. Lots of good background and a good place to start a study of Anthrax.

This resource provides basic information of the changes that took place during the Permian period as well as the animals that populated the Earth during this time.

"Although it's surfacing anew as a terrorist weapon, the deadly anthrax disease has plagued the world for centuries, with reports of it dating back to biblical times." This CNN site is a time-line of Anthrax dating from 1500 B.C.

The British Pteridological Society presents information about the fern. Learn about the age of the fern,their habitat, and how they reproduce. This article is detailed but includes some good basic information that may be helpful for...

[Free Registration/Login may be required to access all resource tools.] Covers asexual and sexual reproduction of fungi.

[Free Registration/Login may be required to access all resource tools.] Discusses the life cycle of angiosperms.

Learn about different types of asexual reproduction.

Discusses the different criteria used to classify bacteria and the groups of bacteria within each category. Groups are organized by characteristics such as morphology, shape, cell wall structure, and presence of flagella.

This resource by Agricultural Research Service researches how Deer ticks present a major health threat. Find out how scientists are using roundworms (nematodes) to combat the deer tick population.

This succinct site provides a description of Basidiomycetes that includes physical characteristics and ways of determining the difference between Basidiomycetes and Ascomycetes.

Did you know that you are breathing in fungal spores almost every minute of the day? Delve into this interesting site and discover how fungi and some vertebrates depend on each other for survival.

Explore facts about mushrooms and their taxonomic designations. Create spore prints to identify mushroom species.

[Free Registration/Login may be required to access all resource tools.] Fungus-like protists share many features with fungi. Like fungi, they are heterotrophs, meaning they must obtain food outside themselves. They also have cell walls...

On this site, learn about the biology of non-flowering plants including gymnosperms, conifers, cones, seed, spores, ferns, and mosses.

Interesting facts and a summary of the 2001 Anthrax Attacks when anonymous letters, laced with lethal anthrax spores, began arriving at news media companies and the offices of two Democratic U.S. Senators.