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Health Science: Development

Resource	Grade Level	Media Type
Blood Vessels Help Tumors Grow In this video segment, adapted from NOVA, Dr. Judah Folkman uses the scientific method to discover how cancer cells induce the formation of new blood vessels, which in turn nourish those cancer cells.	6-12	QuickTime Video
Body Needs This interactive feature from the NOVA "Dying to Be Thin" Web site describes the nutritional needs of the body and how to meet them.	3-8	Flash Interactive
Brain Geography Which part of your brain controls your ability to swallow? Your instinct to survive? And how do all the brain's parts function cooperatively? Find out with this interactive feature from the NOVA: "Coma" Web site.	6-8	HTML Interactive
Desert Biome This video segment from NOVA: "A Desert Place" describes the physical characteristics and organisms that define the desert biome.	3-12	QuickTime Video
Duck Development This video segment from NOVA: "The Shape of Things" follows the growth of a duck embryo, from a single fertilized egg cell to a complex, hatching duckling.	6-8	QuickTime Video
The Embryo Takes Shape This video segment from NOVA: "Life's Greatest Miracle" explores the developmental process of an embryo beginning just two weeks after fertilization.	9-12	QuickTime Video
Embryo to Duckling This video segment from NOVA: "The Shape of Things" follows the growth of a duck embryo, from a single fertilized egg cell to a complex, hatching duckling.	K-5	QuickTime Video
Finding Cures Is Hard This video segment from NOVA: "Cracking the Code of Life" explains the difficulty of curing genetic diseases such as cystic fibrosis.	9-12	QuickTime Video
Finding Lucy This Evolution video segment depicts the landmark hominid fossil finds by Don Johanson and his team in Ethiopia.	9-12	QuickTime Video
From Seed to Flower Watching plants grow is like watching paint dry: It happens so slowly that the changes are imperceptible from one moment to the next -- and yet the end results are dramatic. This video segment shows just how amazing plant development can be by depicting various phases of the process using time-lapse photography. Footage from NOVA: "The Shape of Things."	K-5	QuickTime Video
Genetics Case Studies Wrestle with ethical issues concerning genetic rights and practices from the NOVA: "Cracking the Code of Life" Web site.	9-12	HTML Document
The Science Behind Appetite This video segment, adapted from NOVA, tells the story of a ballerina battling anorexia. It explains how serotonin regulates appetite, and presents some of the health risks that accompany the eating disorder.	5-12	QuickTime Video
Homo Sapiens Versus Neanderthals This video segment, adapted from NOVA, explores reasons why Homo sapiens had an advantage over Neanderthals in the pursuit of territory and natural resources.	6-12	QuickTime Video
How Cancer Cells Grow and Divide This animation from NOVA: "Battle in the War on Cancer: Breast Cancer" describes how oncogenes cause cancer and how cancerous cells can spread throughout the body.	6-12	QuickTime Video
How Cancer Grows Follow the growth of a carcinoma from initial mutation to widespread metastasis in this feature from the NOVA: "Cancer Warrior" Web site.	6-12	Flash Interactive
How Cells Divide: Mitosis vs. Meiosis How exactly does meiosis mix and halve chromosomes? Find out through this feature from NOVA: "18 Ways to Make a Baby," which provides a step-by-step, side-by-side comparison of meiosis and mitosis.	6-12	Flash Interactive
Metamorphosis: Change of Plans All animals develop and grow over time. The animals in this video segment, however, undergo very dramatic changes on their way to adulthood -- a developmental process known as metamorphosis.	K-5	QuickTime Video
Migration of the Monarch This video segment from NOVA: "The Mystery of Animal Pathfinders" explores the migratorial exploits of monarch butterflies.	3-8	QuickTime Video
Mirror Neurons This video segment, adapted from NOVA scienceNow, introduces the latest research on a system of neurons that plays a part in how people relate to each other.	6-12	QuickTime Video
Moriussaq: A Case Study in Hearing Loss This video segment follows neurophysiologist Allen Counter as he studies an epidemic of hearing loss in Moriussaq, Greenland, one of the quietest places on Earth. Footage from NOVA: "Mystery of the Senses: Hearing."	6-8	QuickTime Video
One Wrong Letter This video segment from NOVA: "Cracking the Code of Life" describes the genetics of Tay-Sachs disease.	6-12	QuickTime Video
On Human Cloning Three cloning experts share their opinions in these interviews from the NOVA "18 Ways to Make a Baby." Web site.	9-12	HTML Document
The Power of Touch This video segment explores the role of touch in the development of young animals, including humans. Footage from NOVA: "Mystery of the Senses: Touch."	3-8	QuickTime Video
Preimplantation Genetic Diagnosis This video segment from NOVA: "18 Ways to Make a Baby" describes a technique used to determine the health of a developing embryo.	9-12	QuickTime Video
RNAi Discovered In this video segment adapted from NOVA scienceNOW, learn how RNAi, a mechanism that has evolved in cells to prevent viral infection, was discovered and how it works.	9-12	QuickTime Video
RNAi Therapy In this video segment adapted from NOVA scienceNOW, learn about RNAi's potential to treat a wide range of genetic and infectious diseases.	9-12	QuickTime Video
Scent of an Alewife This video segment from NOVA: "Sea Behind the Dunes" tracks the return of spawning alewife fish from the open ocean back to the freshwater streams and ponds where they were born.	3-8	QuickTime Video
Seahorse Basics This diagram from the NOVA: "Kingdom of the Seahorse" Web site reveals some of the more remarkable traits of this enigmatic creature.	3-8	HTML Document
Shape of Things: Trees This video segment from NOVA: "The Shape of Things" describes the pervasiveness of branching systems, which are found in all multicellular organisms.	6-8	QuickTime Video
Shark Attack! The Hunt This interactive feature from the NOVA "Shark Attack!" Web site details the six senses sharks use to find and capture their prey.	6-8	HTML Interactive
Stem Cell Debate This essay from the NOVA "Life's Greatest Miracle" Web site explores the debate over the use of embryonic stem cells in scientific research.	9-12	HTML Document
Stem Cells Breakthrough In this video segment adapted from NOVA scienceNOW, follow the scientific process that led to a revolutionary method for creating stem cells without the use of human embryos.	9-12	QuickTime Video
Synthesizing a Steroid This video segment, adapted from NOVA, tells the story of chemist Percy Julian's quest to make progesterone from a plant steroid, an important medical advancement of the 1940s.	9-12	QuickTime Video