posted by Suzie Chhouk
You probably think you already know the answer to this question: GPS - easy peasy! That's what I thought, too. This is going to be a short video... right? Not so right. Yes, global positioning satellites (GPS) + triangulation math are responsible for your smartphone's ability to locate you most anywhere in the world. Did you know, however, the chemistry involved in GPS? Hint: it involves quantum mechanics and radiochemistry!
from TEDEd
Also, check out our past post on the elements of a smartphone!
from TEDEd
Also, check out our past post on the elements of a smartphone!