27 min
100 years of radio and the spectrum of light Our Changing World
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- Science
On the 100th anniversary of radio in Aotearoa, Claire Concannon learns about the very first broadcast, explores how radio works, and finds out about current research into communicating using light.
On the 100th anniversary of radio in Aotearoa, Claire Concannon learns about the very first broadcast, explores how radio works, and finds out about current research into communicating using light.
27 min