Atomic nucleus and router: what they have in common

1. Step 1. Atomic nucleus — uses — Radioactivity. Alpha particles in Rutherford’s experiment.
2. Step 2. Radioactivity — is used in — Radioisotope generator. The decay heat of plutonium.
3. Step 3. Radioisotope generator — is part of — Space probe. The Voyagers’ RTGs.
4. Step 4. Space probe — has part — Radio module and antenna. Communication with Earth.
5. Step 5. Radio module and antenna — is part of — Router. A Wi-Fi access point.

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