The Sun identifies the sun as one of many stars that exist in the universe by recognizing that the sun appears to be the largest star in the sky because of how close it is to Earth in relation to other stars.

Find the absolute value of a number by using a number line.

Students will learn various lighting techniques for a variety of cinematic uses.

“Real-World Perimeters” demonstrates how to solve real-world word problems involving perimeter.

The video “Review: Area and Perimeter” reviews the terms perimeter, area, length, and width and reviews how to find the perimeter and area of a square and a rectangle.

What is postmodernism? This is certainly my most requested What the Theory? video yet. In it, I hope to provide an introduction to postmodernist theory and postmodernist philosophy. Along the way, we'll look at simulacra and...

SETI (Search for Extraterrestrial Intelligence) astronomer Jill Tarter describes how we use technology as a proxy for potential alien intelligence, and how our search involves looking for signals that nature doesn't make on her own.

Nobel Laureate Roger Penrose (Oxford) gives a brief introduction to conformal space and how it can be used to represent space-time infinities.

Astrophysicist Scott Tremaine, Institute for Advanced Study, gives the example of the particularities of our solar system to describe a common problem of astronomy and some other fields in the NS: determining whether what we see around...

A video entitled “Variance and Standard Deviation” which describes ways that variance and standard deviation are used as measures in the real world.

Season 3, Humpback Whale part 4 A whale expert introduces Kamil and Kayne to a high-powered device that measures the distance of whales from their location. They enlist the help of a drone to get a better view of the whales. Finally,...

Learn about the Goldilocks Zone aka the Habitable Zone where a planet like Earth is able to have liquid water and sustain life as we know it with this song by KLT

A video entitled “Velocity” which defines the term velocity and shows how velocity is measured by examining the equation used to solve for its value.

“Distance Word Problems” demonstrates how to solve several real-world word problems involving distance measurements.

“Same Area, Different Perimeter” explains how rectangles that have the same area can have different perimeters.

“Motion Terms and Equations” reviews key vocabulary associated with motion, as well as equations used to calculate the various aspects of motion.

Amplitude, Frequency, and Wavelength describes amplitude, frequency, and wavelength to explain how they impact a wave's energy.

Characteristics of a Wave explores the characteristics of a wave by defining the terms wave, amplitude, crest, trough, wavelength, and frequency.

Students learn to solve ratio problems using similar figures and scales

A video entitled "Best fit" which explains how to calculate measures of center and measures of variation and discusses how to determine the value that best represents a data set.

The Most Unusual Ways Pi Shows Up In Mathematics | Can You Explain These?

The applications of non-euclidean distance | Metric Spaces

Is there (always) a line that passes through exactly 2 points?

Can you always pair an equal number of red and blue points with no intersection?