This is a documentary about a boy (Ben Underwood) who has taught himself to use echo location to navigate around the world. Ben Underwood is blind, but has managed to do some truly extraordinary feats. ... continue reading
posted by FemalePigeon 1 decade 7 years 6 months 2 weeks ago • 7,406 views
Sifts of Science
Created: 1 decade 7 years 3 months 1 week ago
Views: 2,633
Views: 2,633
These are all sifts related to science that aren't in the All About Science collective.
