Curated Video
Line Segment Construction
This video shows how to construct congruent line segments using a compass and a straightedge.
Curated Video
Paper Weaving Demo
This is a procedural video that will show students how to weave paper.
Curated Video
Converting Metric Measurements of Mass
Converting Metric Measurements of Mass explores measurements of weight using the metric system.
Curated Video
Review: Perimeter and Area
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.
Curated Video
Swept Under the Cosmological Rug
Princeton University physicist Paul Steinhardt relates how many top cosmologists simply ignore the problems with cosmic inflation.
Curated Video
Redesigning the Violin, Part 2
Award-winning violinmaker and acoustical researcher Joseph Curtin continues his description of how the design of the violin might be improved upon, this time focussing on changes to the sound.
Curated Video
Measured Desperation
Physicist Paul Steinhardt, Princeton University, describes how many practicing scientists confidently assume that the unsolved problems of a theory will eventually be rectified rather than embracing the uncomfortable prospect of starting...
Curated Video
Different Interpretations
Princeton University physicist Paul Steinhardt reveals how scientific understanding steadily pares away incorrect possibilities.
Curated Video
Conformal Maps
Nobel Laureate Roger Penrose (Oxford) gives a brief introduction to conformal space and how it can be used to represent space-time infinities.
Curated Video
Breaking Down Barriers
Anthropologist Frans de Waal, Emory University, describes his long-standing interest in trying to penetrate the consciousness and feeling of animals, his optimism at the growing societal realisation of our animal nature, and the...
Curated Video
False Assumptions
Renowned violinmaker and acoustician Joseph Curtin describes the false assumptions that many had about what good musicians can hear.
Curated Video
Functional Magnetic Resonance Imaging (fMRI)
Stanford University neuroscientist Kalanit Grill-Spector describes the basics of how an fMRI machine works and what it’s like to conduct brain-imaging experiments.
Curated Video
Evaluating Emotions
Cognitive scientist Lisa Feldman Barrett (Northeastern) describes how her quest to understand emotions led her, eventually, to the current frontiers of neuroscience.
Curated Video
Time’s Arrow & EPR
Nobel Laureate Anthony Leggett (Illinois) speculates on how we might re-interpret the famous EPR experiments by flipping the arrow of time.
Curated Video
Testing For Dark Matter
University of Chicago cosmologist Rocky Kolb describes the history of dark matter: how it was overlooked by most physicists for decades together with current hypotheses of what it might be and experiments to determine which one is valid.
Curated Video
In Search of an Explanation
Cosmologist Justin Khoury, University of Pennsylvania, describes the enormous disparity between the observation and theoretical prediction of the vaccuum energy, commonly regarded as the worst failure of theoretical physics, and...
Curated Video
Deducing Black Holes
Astrophysicist Scott Tremaine, Institute for Advanced Study, describes how our understanding of black holes has evolved from a time when Einstein didn't actually believe they existed to our present view that so-called "supermassive"...
Curated Video
Measuring Emotions
UNC Chapel Hill psychologist Barbara Fredrickson describes different ways by which psychological researchers measure the emotional states of those involved in their research studies.
Curated Video
Animal Emotions
Primatologist and bestselling author Frans de Waal (Emory) describes how neuroscience has shed light on the science of animal emotions.
Curated Video
Types of Weather
The video “Weather Types” discusses weather, types of precipitation, and common weather patterns.
Curated Video
Constructing Segments and Angles
In this video, you will learn how to construct congruent line segments and congruent angles. To complete constructions in mathematics, you will need only two tools: a compass and a straightedge.
Curated Video
Variance and Standard Deviation
A video entitled “Variance and Standard Deviation” which describes ways that variance and standard deviation are used as measures in the real world.
Curated Video
Assembling an Agamograph
A video showing students how to measure, score, and assemble an agamograph.
Australian Children's Television Foundation
Studying the World's Most Venomous Snail
Season 3, Cone Snail part 4 Watch how the cone snail attacks its prey, using its highly venomous harpoon. Learn how to calculate the speed of the dart, by analyzing a series of pictures. Bushwhacked! is a high-energy search around...