BrainStuff

BrainStuff

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BrainStuff episodes

  • Is the Meaning of Life '137'?
    Both scientists and mystics revere the number 137, but why? Learn the significance of this seemingly humble number in today's episode of BrainStuff.
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    7 min
  • How Did the Inca Knot Language Work?
    The Inca never developed a system of writing, but they kept records and told stories through intricate knotwork. Learn what researchers know -- and what they're still looking to find out -- about Inca khipu in this episode of BrainStuff. 
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    6 min
  • Why Did London Once Have a Train for the Dead?
    When a city's cemeteries start filling up, one solution is to take the funerary show on the road. Learn about London's Necropolis Railway of 1854-1941 in this episode of BrainStuff.
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    5 min
  • Why Do Dogs' Paws Smell Like Corn Chips?
    Dog enthusiasts sometimes revel in how their pup's paws smell gloriously of corn chips, but what causes this scent? Learn the science behind Frito paws in this episode of BrainStuff.
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    4 min
  • Are E-Cigarette Liquids Safe?
    The flavorings added to vape liquids are considered safe for ingestion, but what happens when we breathe them in? Learn what researchers can and can't say about the safety of vaping in this episode of BrainStuff.
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    6 min
  • BrainStuff Classics: How Does Saliva Work?
    Your saliva is a serious multitasker -- it keeps bacteria at bay, helps you digest your food, and even makes your food taste better. Learn how it works in this episode of BrainStuff.
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    9 min
  • Is Black Friday the Busiest Shopping Day?
    It's true that millions of Americans go shopping the day after Thanksgiving, but it's not the biggest shopping day of the year. Learn why in this episode of BrainStuff.
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    6 min
  • Does Turkey Really Make You Sleepy?
    You may have heard that the tryptophan in turkey causes holiday naps, but it might not be the real culprit. Learn some turkey science in this episode of BrainStuff.
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    5 min

About BrainStuff

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Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.