*BACKUP URL*

***NEW BACKUP URL.*** ADD TO YOUR BOOKMARKS NOW:
The Historyscoper's Science and Technology Watch Blog Apr. 2, 2015

Monday, March 16, 2015

App, beacons guide travel on underground for vision-impaired


http://phys.org/news/2015-03-app-beacons-underground-vision-impaired.html
Posted by at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)