In this video excerpt from NOVA, find out how the discovery of …
In this video excerpt from NOVA, find out how the discovery of a gene defect has led to the development of a new drug to treat patients with cystic fibrosis.
This video segment describes the basics of the circulatory system: how the …
This video segment describes the basics of the circulatory system: how the heart pumps the blood that carries oxygen and nutrients throughout the body.
This video segment adapted from NOVA scienceNOW shows how the common wood …
This video segment adapted from NOVA scienceNOW shows how the common wood frog freezes solid every winter, an adaptation that allows the organism to survive the cold winter.
In this video segment adapted from FETCH!, contestants are challenged to use …
In this video segment adapted from FETCH!, contestants are challenged to use materials from a garbage dump to build a boat that floats, can be steered, and is propelled by something other than oars.
Just after World War II, nuclear scientists turned their attention from fission …
Just after World War II, nuclear scientists turned their attention from fission to fusion. This video segment adapted from AMERICAN EXPERIENCE looks at the beginnings of thermonuclear power generation.
Compare fractions (halves, quarters, eighths) that make up a whole by drawing …
Compare fractions (halves, quarters, eighths) that make up a whole by drawing toppings on pizzas and cutting the pizzas into slices!
Visit Gabby's pizza shop to help Adi take pizza orders from customers. Viewers learn fractions that make up a whole by drawing pizza toppings in halves and quarters and cutting the pizzas into one eighth slices.
Learning Objective: To partition objects into equal parts and name the parts, including halves, fourths, and eighths, using words.
This video segment adapted from NOVA shows how Galileo, using his newly …
This video segment adapted from NOVA shows how Galileo, using his newly developed refracting telescope, observed four of Jupiter's moons, the first astronomical bodies to be discovered since ancient times.
Einstein called Galileo the "father of modern physics." This media-rich essay from …
Einstein called Galileo the "father of modern physics." This media-rich essay from the NOVA Web site looks at Galileo's quest to understand the mathematics of motion.
In the early 1600s, most people believed that the Sun revolved around …
In the early 1600s, most people believed that the Sun revolved around a stationary Earth. This video segment adapted from NOVA tells how Galileo proved that the Sun, not Earth, is at the center of our universe.
This video from NASA describes the GLAST satellite, which is equipped with …
This video from NASA describes the GLAST satellite, which is equipped with a gamma-ray telescope, and shares some background about the kinds of extreme universal phenomena indicated by the presence of gamma rays.
In this video profile adapted from NOVA scienceNOW, learn about geneticist and …
In this video profile adapted from NOVA scienceNOW, learn about geneticist and rock musician Pardis Sabeti, whose innovative insights into natural selection demonstrated how beneficial mutations spread quickly through a population.
See how the geology of the North Dakota badlands has changed over …
See how the geology of the North Dakota badlands has changed over time in this video segment from NatureScene, featuring the landscape at Theodore Roosevelt National Park.
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