How do integrated circuits work? Explore a binary decade counter and learn about the Acellus Robot Dance Contest & Acellus World 2026!
Episodes
Integrated Circuit Introduction
Why are integrated circuits crucial to modern computers? In this episode of Science LIVE with Roger Billings, learn how integrated circuits shrank computers and transformed today’s technology.
Vacuum Tube Computing
How did computers get so small? Explore vacuum tube computing, early machines, floppy disks, and Dr. Billings’ firsthand stories from the early days of modern computers.
Tuned Radio
How do radios tune to one station? Learn how tuning selects frequencies and how the first wireless signal crossed the Atlantic.
Transistors
What is a transistor and why does it matter? Learn how transistors replaced vacuum tubes and power radios, computers, and smartphones.
Vacuum Tube Amplifier
How do vacuum tube amplifiers boost sound? Learn how they powered early electronics—and how carbon nanotubes could enable future space elevators.
The Vacuum Tube Diode
What invention launched electronics? Learn about the vacuum tube diode, how it controls electrons, and why it powered radios and computers.
The Edison Effect
What if Edison’s greatest discovery wasn’t the light bulb? Learn how the Edison Effect helped launch modern electronics.
The Relay
Discover how a relay works and why this clever electromagnetic switch is one of the most important tools in modern electronics.