four links

1) what the world looks like through the eyes of animals:
http://webecoist.com/2009/01/14/animal-vision-color-detection-and-color-blindness/

2) why I am more productive outside of the city:
http://www.spring.org.uk/2009/01/memory-improved-20-by-nature-walk.php

3)real love and anti-love potions. really honest to goodness:
http://www.nytimes.com/2009/01/13/science/13tier.html?_r=1&em

4)this article is scary, but it provides a balanced look at why the bombing in gaza isn't helping anyone:
http://www.nytimes.com/2009/01/14/opinion/14goldberg-1.html?em