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ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast

Mar 31, 2023

How is GPS free? How is it profitable for companies to offer services like navigation without subscription fees or ads? Why did the US government open GPS up to the public? Why does GPS work even when underground and in buildings? Explain triangulation like i’m 5!

... we explain like I'm five

Thank you to the...


Mar 24, 2023

What is nuclear fusion and how is it significant to us? How is it different to nuclear fission? What is the significance of the recent news that we have reached ‘ignition’ of nuclear fusion?

... we explain like I'm five

Thank you to the r/explainlikeimfive community and in particular the following users whose...


Mar 17, 2023

Why is there a ring at the end of the opening of a balloon? What creates the noise of a ballon popping? Who invented the ballon? Why do helium balloons shrink in size over time?

.. we explain like I'm five

Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments...


Mar 10, 2023

How did people maintain their teeth before toothpaste? If the first modern toothpastes were not sold in tubes, what were they sold in? When did they add fluoride? Why can't our teeth heal like our skin and bones?

.. we explain like I'm five

Thank you to the r/explainlikeimfive community and in particular the following...


Mar 3, 2023

What was the point of the skull and bones pirate flag? why would you give away that you are a pirate? What does no quarter mean? What is the jolly roger? With pirates in literature like Blackbeard, Calico Jack, Long John Silver and Captain Jack, which pirates were historical and which were fictional? 

.. we explain like...