![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
The Web Show: Television
Clip: Special | 9m 43sVideo has Closed Captions
Find out how television works on this Science Trek: The Web Show.
Televisions use electromagnetic energy to bring pictures and sound into your house. But you can only watch television because of the special way your brain processes images. On this month’s Science Trek: The Web Show, host Joan Cartan-Hansen and her guests, Rich Van Genderen and Craig Koster will answer students’ questions about the science behind television.
Science Trek is a local public television program presented by IdahoPTV
Major Funding Provided by the Laura Moore Cunningham Foundation
![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
The Web Show: Television
Clip: Special | 9m 43sVideo has Closed Captions
Televisions use electromagnetic energy to bring pictures and sound into your house. But you can only watch television because of the special way your brain processes images. On this month’s Science Trek: The Web Show, host Joan Cartan-Hansen and her guests, Rich Van Genderen and Craig Koster will answer students’ questions about the science behind television.
How to Watch Science Trek
Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
![Science Trek](https://image.pbs.org/curate/2bc984e5-101b-457d-b711-13c3a3043211.jpg?format=webp&resize=860x)
Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.Science Trek is a local public television program presented by IdahoPTV
Major Funding Provided by the Laura Moore Cunningham Foundation