Instructional Video10:11
Crash Course

Electronic Computing: Crash Course Computer Science

12th - Higher Ed
So we ended last episode at the start of the 20th century with special purpose computing devices such as Herman Hollerith’s tabulating machines. But as the scale of human civilization continued to grow as did the demand for more...
Instructional Video4:53
TED-Ed

TED-ED: How transistors work - Gokul J. Krishnan

Pre-K - Higher Ed
Modern computers are revolutionizing our lives, performing tasks unimaginable only decades ago. This was made possible by a long series of innovations, but there's one foundational invention that almost everything else relies upon: the...
Instructional Video0:49
Curated Video

Cathode ray

6th - 12th
Or electron beam, a stream of electrons emitted from the negative terminal of a vacuum tube. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Stock Footage0:29
Getty Images

Vu meter with electronic tube

Pre-K - Higher Ed
Vu meter with electronic tube
Stock Footage0:10
Getty Images

Dolly:Water control valves

Pre-K - Higher Ed
Dolly:Water control valves
Stock Footage0:11
Getty Images

Dolly:Machinery control room

Pre-K - Higher Ed
Dolly:Machinery control room
Stock Footage0:10
Getty Images

Dolly:Water control valves

Pre-K - Higher Ed
Dolly:Water control valves
Stock Footage0:13
Getty Images

open car hood for engine checking

Pre-K - Higher Ed
open car hood for engine checking
Stock Footage0:30
Getty Images

Spray steam pipe

Pre-K - Higher Ed
Spray steam pipe
Stock Footage0:20
Getty Images

Spray steam pipe

Pre-K - Higher Ed
Spray steam pipe
Stock Footage0:19
Getty Images

Spray steam pipe

Pre-K - Higher Ed
Spray steam pipe