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We’ll trace the history of the most important caesium-based technology all the way back to its original roots: a stick.
Podcast: Play in new window | Download
We’ll trace the history of the most important caesium-based technology all the way back to its original roots: a stick.
Podcast: Play in new window | Download
Today, we reach the last element on the periodic table — but only alphabetically speaking.
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Let’s look past the bad reputation this element has to learn how it’s an essential part of an idyllic childhood.
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Like argon, today’s noble gas coincidentally features prominently in science fiction — albeit in name only. But krypton also takes a place in the science factual story of international weights and measures.