Veritasium
The Brightest Part of a Shadow Is in the Middle
Shed some light on the nature of shadows! Science sleuths investigate a 200-year-old theory that light will form a bright spot in the center of a sphere's or circle's shadow with a video from Veritasium. The resource explains the...
Crash Course
Optical Instruments: Crash Course Physics #41
How does a lens work? A thorough video lesson addresses this question by looking at the lenses of human eyes, telescopes, and microscopes. Light waves play an important role function of each of these objects. This is the 41st lesson in...
MinutePhysics
Astronomically Correct Twinkle Twinkle
What do you get when astronomers rewrite beloved children's songs? THIS! Hear the tune Twinkle Twinkle Little Star as it was meant to be — from a scientist's perspective. Physics scholars follow along to a scientifically correct...
DoodleScience
Total Internal Reflection
Demonstrate fiber optics and specifically how total internal reflection works. It covers the relationship between the angle of incidence and the critical angle, refraction, and the role of density. It concludes with other applications...
TED-Ed
Eye vs. Camera
Take a look at the human eye through a different lens with this fun instructional video. Drawing the comparison between eyes and cameras, this resource helps young biologists better understand the anatomy and function of these...
TED-Ed
What Are Those Floaty Things in Your Eye?
Ever find yourself looking at a clear blue sky and notice something that seems to be floating across your eye? Well, you're not alone. Watch this short video to find out exactly what causes this and other common visual phenomenon.
Curated OER
Optics: Light at Work - Part 2
Second in a series on optics, this video will inspire viewers to consider optical engineering. Several optical engineers are paraded onscreen, sharing a tip about the field or tidbits about how they pursued it. Show this video, along...
Khan Academy
Khan Academy: Waves and Optics: Doppler Effect Formula for Observed Frequency
Discover waves and optics by learning about the Doppler effect formula for observed frequency. [10:13]
Khan Academy
Khan Academy: Waves and Optics:doppler Effect Formula When Source Is Moving Away
Learn about waves and optics by discovering the doppler effect formula when source is moving away. [9:18]
Khan Academy
Khan Academy: Waves and Optics: Refraction in Water
Discover waves and optics by learning about refraction in water. [4:25]
Crash Course
Crash Course History of Science #17: Newton and Leibniz
Who do we have to thank for inventing calculus? Whether you love or hate it, the credit goes to two people - Sir Isaac Newton and Gottfried Wilhelm von Leibniz. Learn about their myriad of accomplishments in science and math during the...
Learn AP Physics
Learn Ap Physics: Physics B: Light and Optics
A site dedicated to help students prepare for the AP Physics B test. This specific site reviews lights and optics including dispersion of light and the electromagnetic spectrum, reflection, refraction, mirrors, and lenses. Site contains...