48. Cadmium: Don’t You Know That You’re Toxic...

Many episodes have incorporated geology, but this one is more about geography. (And amateur nuclear science.) 

Element 94 causes a bit of a crisis for our collections. 

Can you imagine a color so alluring that even though you know it’s toxic you’d still use it to your heart’s content? The Victorians certainly could.See omnystudio.com/listener for privacy information. 

A slice of lime in your cocktail, a lunchbox clementine, or a glass of OJ at breakfast: citrus is so common today that most of us have at least one lurking on the kitchen counter or in the back of the fridge. But don’t be fooled: not only were these fruits so precious that they i ...  عرض المزيد

On today’s episode: No one is honest anymore! Or are they…? Blueberries aren’t blue, blue flowers aren’t blue, most things aren’t really blue… Why is blue so hard to find? All that and more today on All Around Science...

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Botanist and founder of #BlackBotanistsWeek Tanisha Williams explains why some leaves change color during fall and what shorter days and colder temperatures have to do with it.Plus, a bit of listener mail from you! Which you can always send by emailing shortwave@npr.org.To manage ...  عرض المزيد