Pluto: The Demoted Dwarf Planet

Part one of the mid-year coverage of things literally and figuratively unearthed in the last quarter includes updates, more updates, animals, edibles and potables, and accidental finds. Research: Addley, Esther. “Solstice-aligned 5,000-year-old monument ‘once in a lifetime find’, ...  Show more

This 2023 episode covers how humans have worked on ways to make garments water resistant almost since they started to wear them. But figuring out how to manufacture a raincoat using rubber was a big breakthrough that took centuries.See omnystudio.com/listener for privacy informat ...  Show more

Pluto is tiny, icy, and used to be the ninth planet in the solar system. Used to be. So why isn’t Pluto a planet anymore? Join Molly and co-host Momo as they learn Pluto’s history, talk to planetary scientist Kelsi Singer about NASA’s New Horizons mission, and even hear from the ...  Show more

An international committee of astronomers agreed Pluto wasn't really a planet in 2006. They reclassified it as a 'dwarf planet' instead. The decision was made after Mike Brown of the California Institute of Technology identified a larger body, Eris, in the Kuiper Belt. He has bee ...  Show more

Although the International Astronomical Union demoted Pluto from a planet to a dwarf planet in 2006, some scientists think it deserves to be reinstated. Learn why in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/pluto-is-it-planet-after-all. ...  Show more

Why did Pluto suddenly became a dwarf planet? Why did they change it in 2006, and who defined what makes a planet and what doesn't? Why did we get so excited about new photos of Pluto a few years ago?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive communit ...  Show more