How an escalator works

http://precisionescalator.com/virtual-escalator/

Bill Hammack's Video & Audio on Engineering

http://www.engineerguy.com/

Test Your Awareness

Check out this video on YouTube:

http://www.youtube.com/watch?v=UfA3ivLK_tE&feature=youtube_gdata_player

“Smart bed” makes itself in 50 seconds | Springwise

http://www.springwise.com/lifestyle_leisure/smart-bed-50-seconds/

All Cramped Flats Should Have Furniture That Hides in a Bookshelf | Gizmodo UK

http://www.gizmodo.co.uk/2012/06/all-cramped-flats-should-have-furniture-that-hides-in-a-bookshelf/

Numberphile - Videos about Numbers and Stuff

http://numberphile.com/

Numberphile - Videos about Numbers and Stuff

http://numberphile.com/