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At the beginning of the 20th century, the universe was 100,000 lightyears across, and static. How we found out that was wrong.
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Today, Newton shows us why planets move as they do, and we find out how we know what stars are made of.
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Podcast: Play in new window | Download (Duration: 20:59 — 15.1MB) | Embed
The debate over the Earth or Sun in the middle continues, and we take a look at navigating by the stars.
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Podcast: Play in new window | Download (Duration: 15:29 — 11.1MB) | Embed
From prehistory to Babylon to the ancient Greeks, humanity begins to learn what our sky is up to, pardon the pun.
Check out our latest attempt at Episode One.
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For our last episode of 2022, we take a look at communication between the deaf community and the rest of us.
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Podcast: Play in new window | Download (Duration: 19:16 — 14.0MB) | Embed
Close your eyes and use your computer. We take a look at technology used to allow the blind to use computers and the internet.
Check out our latest attempt at Episode One.
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After all the effort to communicate by wire and wireless, computers got in on the action. Let’s examine the beginnings of the internet.
Check out our latest attempt at Episode One.
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Join us as telegraph and radio begin to make the world a smaller place.
Check out our latest attempt at Episode One.
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Join us for a thumbnail sketch of how modern computers came about, and then began to double in capability each year.
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Podcast: Play in new window | Download (Duration: 17:19 — 12.1MB) | Embed
There are thousands of different languages in the world. Today we talk about the art of translation.
Check out our latest attempt at Episode One: