PRX - Pieces for Topic: Technology
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Ball bearings — these mechanisms are all around us, inside our wheels and motors. Hidden away, we rarely see them, and most people don’t even know ...
Bought by KICI Iowa City
- Added: Sep 01, 2022
- Length: 28:24
- Purchases: 1
Germany has created a hydrogen-powered train that is a high performing, smart alternative to traditional rail travel and the first of its kind to b...
Bought by WYAP
- Added: Mar 10, 2021
- Length: 02:25
- Purchases: 1