RFID tag design!

Nice paper explaining RFID tag [non-digital] part design:
http://ieeexplore.ieee.org/iel5/4/27645/01233741.pdf

Blind spot in eye!

Convince yourself of this at:
http://serendip.brynmawr.edu/bb/blindspot1.html
Nice work!

Are you colour blind?

Check whether you are colour blind at:
www.geocities.com/Heartland/8833/coloreye.html

Only males are generally colour blind, that too generally for Red-Green. See
Videos of Professor Koch on neural science! for details.

Videos of Professor Koch on neural science!

Informative ones. You have to pay a lot of attention though as it gets boring sometimes and you have to overcome it.
http://www.klab.caltech.edu/cns120/videos.php

Go ask Alice!

Very good site about your nagging doubts which you couldn't ask anyone!
You can ask questions too!
http://www.goaskalice.columbia.edu