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From prehistoric times right through today, our hand-held tools have been made of silicon.
Tag: Astronomy
9. Fluorine: Tyger Tyger, Burning Bright
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Just try to tally the body count behind the periodic table’s most reactive element, and learn why it’s good for your health.
2. Helium: Above All That
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This week, we try to interact with helium, even though it really doesn’t want to. Plus, we explore the occult side of chemistry, as described by the theosophists.
1. Hydrogen: Close To The Sun
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As we investigate our first element, we’ll meet warring balloonists, witness mass media’s first major tragedy, and see how the tiniest mistake can cost a lot of money. Plus, we’ll try to pin down where hydrogen belongs on the periodic table.