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You’ve probably heard that urine is sterile. And we’re only just learning that’s not true. Understanding the urinary microbiome could help us find new ways to treat kidney stones, UTIs, and even bladder cancer.
How does lightning actually work? Neil deGrasse Tyson and Chuck Nice get corrected on how lightning works after having gotten it wrong with lightning expert Amir Rizk. Learn about the anatomy of a lightning strike, what not to do during a lightning storm, and more.
Timestamps:
00:00 – Introduction: Neil Getting Lightning Wrong
02:09 – Neil’s Incorrect Explanation
03:36 – Grounding Charges
04:48 – When Lightning Comes from the Ground
06:16 – What Happens in the Clouds
09:48 – Lightning Hitting The Tallest Object
12:23 – Anatomy of a Lightning Strike
16:44 – Closing
We’re hearing a lot more about the Panama Canal lately regarding some presidential statements over whether the US should control it. But with cargo shipping at an all time high and still climbing, the Canal is more important than ever, and it’s also at it’s limits. For this reason there’s not just one but two new Central American canals in the works that could both speed up shipping and shift the balance of power in the world.
The Lithium-ion battery recycling industry is projected to be worth more than $50 BILLION per year by 2050, so having the most efficient, most effective and most environmentally friendly recycling process will be a lucrative formula for whoever gets there first. Now a Chinese research team reckons they have. But can it scale?
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In this Stellar Eureka episode, we trace the incredible journey of 32 everyday fruits—from ancient Mesopotamia to tropical rainforests, sacred groves, and royal gardens. From bananas that went global to grapes that gave rise to wine, discover the real roots of the fruits you eat all the time.
These aren’t just tasty treats—they’re historical artifacts that traveled across continents, shaped civilizations, and adapted to cultures around the world. How many have you tasted? And how many did you know had such wild backstories?
🔎 Fruits Featured in this Episode (With Scientific Names):