In this virtual lab, students create a DNA fingerprint and then compare it to those of seven suspects to solve a crime.
In this lesson, students view a picture or video of the Statue of Liberty and are asked how long the arm would be if the nose measures 4 feet 6 inches. They measure the length of their own nose and the length of their arm and form a ratio. Using proportions, students compute the length of the statue's arm. In addition to the lesson plan, the site includes ideas for teacher discussion, extensions of the lesson, and additional resources.
This NOVA episode tells the story of Dr. Judah Folkman and his 40-year quest to pioneer a novel form of cancer treatment based on his discovery of angiogenesis.
This NOVA episode examines new forensic techniques such as virtual autopsies, 3-D fingerprints, and digital crime scenes that are making crime solving into a more precise science.
This NOVA episode examines the return of diseases that were largely eradicated in the United States a generation ago. It takes viewers around the world to track epidemics, explore the science behind vaccinations, hear from parents with vaccine-related questions, and shed light on the risks of opting out.
This NOVA episode investigates how nature's most potent toxins might also contain the keys to a new generation of advanced drugs. Such drugs might help doctors treat heart attacks, cancer, diabetes, and other serious illnesses.
In this lesson, students gather data comparing the amount of weight that can be supported by a spaghetti bridge with the number of strands of spaghetti usedand the length of the bridge. They make a scatterplot and determine the equation for this relationship. The lesson plan is accompanied by video clips illustrating lesson procedures.