Instructional Video4:14
SciShow

The Future of Interstellar Communication

6th - 12th Standards
Communication through the solar system is a challenging task. Sending probes to different locations in our solar system helps scientists learn about these bodies. As these probes are sent farther and farther from Earth, receiving their...
Instructional Video4:27
SciShow

How We Used the Moon to Send Radio Messages

6th - 12th Standards
The Cold War presented some communication challenges to the US military. Because the conflict was before the launch of satellites, scientists focused on the earth's natural satellite, the moon, the bounce radio signals. A video lesson...
Instructional Video4:30
SciShow

That Time We Gave Earth a Ring Made of Millions of Tiny Needles

6th - 12th Standards
They tried to put a ring on it! In the 60s, scientists had a plan to improve communication technology. Adding a ring of copper needles around the earth would help to boost radio wave signals. Scholars can watch a video lesson from a...
Instructional Video11:58
Crash Course

The Internet: Crash Course Computer Science #29

9th - Higher Ed
Navigate your way through a smorgasbord of computer acronyms. Pupils see the relationship between LAN and WAN and examine how computers send information. They also learn about Internet protocol (IP), user datagram protocol (UDP),...
Instructional Video11:37
Crash Course

The World Wide Web: Crash Course Computer Science #30

9th - Higher Ed
Wait, the World Wide Web and the Internet aren't the same thing? Young computer scientists learn how the World Wide Web is like a program that runs on the Internet system. The 30th Crash Course Computer Science video also explains...
Instructional Video12:20
Crash Course

Computer Networks: Crash Course Computer Science #28

9th - Higher Ed
Communication is key, especially with computers. Individuals watch a video to learn about global communications systems, beginning with LAN. It also describes the Ethernet, MAC addresses, IP Addresses, packet switching, network switches,...