The Search For Rare Earths | Treasure Hunters | Spark

RARE EARTHS – What are they; why are they needed and why are they so RARE? Cellphones, flat-screen color LED TVs; battery operated vehicles and SUPER magnets are just a few of the uses of RARE EARTH metals. Watch and Learn – amazing stuff! 

Jun 23, 2017

For thousands of years, they lay dormant in the soil until suddenly, they became the driving force behind a technical revolution: rare earths. Researchers drill for new deposits and find more environmentally friendly ways of processing the materials. A fascinating glimpse at cutting-edge research that could make our green technologies of the future even greener.

First Broadcast in 2013. Content Provided By Java Films. Any queries, contact us at Subscribe to Spark for more amazing science, tech and engineering videos –


    • The key rare earth is nicodymium that make magnets that will pick up a Mack Truck and MRI technology possible at resolutions that top radioactive PET scan technology.. you know me; I’m for anything NON-radioactive which some other rare earth minerals – full of uranium and thorium.

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