How We See: The First Steps of Human Vision
Students notice how various images and colors update constantly as they are affected by factors such as distance, background and lighting. They also examine how optometrists developed a standard to evaluate eyesight.
3 Views 8 Downloads
Color Vision Genetics Evolution Simulation
At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...
7th - 12th Science CCSS: Adaptable
Why Human Ancestry Matters: Crash Course Big History #205
Genetic variation makes for stronger species, but for a mammalian species, humans are disturbingly closely related. Help your class explore human ancestry and genealogy using the 15th video in a 16-part series. It describes how we became...
10 mins 9th - Higher Ed Science CCSS: Adaptable
New Review How To Make Colour with Holes
Nature inspiring technology isn't new, but butterflies inspiring new nanotechnology excites everyone. As part of a larger playlist, an engaging video explains how we see color and the relationship with both magnetic and electric fields....
6 mins 9th - 12th Science CCSS: Adaptable
How We Think Complex Cells Evolved
Being able to absorb the abilities of other life forms may seem like something taken from a superhero movie, but sometimes reality is stranger than fiction. Join the narrator as he takes viewers back billions of years to investigate how...
6 mins 7th - 12th Science CCSS: Adaptable
Why Can't we See Evidence of Alien Life?
With so indescribably many stars and planets in existence, certainly we aren't alone in the universe! Or are we? Strangely, we haven't discovered any hints of life beyond Earth. The contradiction, known as the Fermi paradox, is...
6 mins 6th - 12th Science CCSS: Adaptable
How We Conquered the Deadly Smallpox Virus
The deadly smallpox virus, which killed between 300-500 million people in the twentieth century alone, is a feature player in modern world history. Discover how this disease spread across the globe by and through various nations...
5 mins 7th - 12th Science CCSS: Adaptable
How Do Dogs "See" with Their Noses?
While dogs may not be able to see quite as well as humans, they definitely have us beat when it comes to their sense of smell. Prepare to be amazed as this short video investigates the incredibly sensitive noses of man's best friend.
4 mins 5th - 12th Science CCSS: Adaptable