The purpose of NASA's Earth Observatory is to provide new satellite imagery and scientific information about our home planet to the public. The focus is on Earth's climate and environmental change.
Read an excerpt from Roald Amundsen's book, "My Life as an Explorer" where he describes his passage through the Northwest Passage. Learn what he learned from the Inuit people that helped him in future explorations.
In this five-part audio slide show Russell Potter talks about what has been found from the ill-fated Franklin expedition. He also puts the expedition in historical context with drawings and newspaper articles from the time.
On this site you can see a note left by a member of the ill-fated Franklin expedition and read a transcript of it.
The tutorial explores the native Chinese flowering plant species. Some topics include rock's peony, dove tree, and fortune's rhododendron. The activity consists of a printable version and ian nteractive version.
Take a virtual tour of Lechuguilla, a cave discovered in 1986, which turns out to be one of the biggest in the Americas. Twelve different pictures of interesting formations reveal the reason the park service has decided to keep it off limits to preserve its beauty.
Excellent site from Nova delves into the life and death issues faced by doctors in a war zone. Interactive slide shows provide information on how doctors decide who to treat, "Images from the Field," and "Military Medicine through Time." Companion site to the Nova film.
An ant specialist? Yes! Meet naturalist E.O. Wilson who specialized in the study of ants and who presented some controversial ideas. Learn more by watching the included video, and by visiting the main site.
Students learn what an F-15 fighter pilots wear in the air and what they carry in case they must eject. The interactive tutorial discusses the helmet, mask, and survival vest. The activity consists of a printable version and interactive version.
View NOVA's award winning stories online with close captioning.
Watch a slideshow of images of Pocahontas, whose significance as an American icon has been interpreted in many different ways over the years. Includes an engraving of Pocahontas, thought to be the only portrait of her made during her lifetime.
NOVA now podcasts some of their features. You will find in this site instructions to load a podcasting subscription on you computer. Also available from NOVA is RSS (Really Simple Syndication). Find out what this is and how a subscription is loaded on the computer.
This site is after a PBS special on NOVA, "Secrets of Easter Island". Archaeologists and a crew tried to find out how the huge statues were created and physically moved around the island. If you can't find the information here that you need then you can go to their resources page and find a site that will have what you need.
Explore the body's immune system to understand how a virus enters the body and how the human body fights against the viruses like the mumps virus and HIV.
This sit is provided by the National Institute of Health, National Cancer Institute. The site includes information on breast cancer, details of treatment options, and questions a woman might ask her doctors.
This site describes the symptoms, diagnosis, treatment, and provides links to further information on head and neck cancer.
The National Cancer Institute's Leukemia homepage allows you to click on links to various topics, including treatment, prevention, literature, statistics, and research.
The Non-Hodgkin's Lymphoma information page has resources related to treatment, prevention, testing, clinical trials, literature, research information, and statistics.
Learn about treatment options associated with ovarian germ cell tumors. This website, intended for patients, provides detailed information on the stages of this cancer and the methods used to fight it.
Intended for patients with ovarian tumors with "low malignant potential," this website discusses stages and treatment options associated with this medical condition. Click on one of the hyperlinked topics at the top of the webpage to be taken to specific information.