For your weekly viewing pleasure, here are the plus-size versions of this week's channel photos.
(Have a photo you'd like to send in? Email it to firstname.lastname@example.org, or assign the tag "sbhomepage" to one of your photos on Flickr. Note: be sure to assign your photo an "attribution only" or "share and share alike" Creative Commons license so that we can use it.)
First photo here, the rest below the fold.
Life Science. From Flickr, by emdot
Physical Science. A geyser in Yellowstone National Park. From Flickr, by jurek d.
Environment. From Flickr, by jurvetson
Humanities & Social Science. A dancer in Montreal's Carifiesta. From Flickr, by Mike9Alive
Education & Careers. From Flickr, by patty_colmer
Politics. A Tibet supporter and policeman stand side by side at a protest against the 2008 Beijing Olympics. From Flickr, by matahari_lu
Medicine & Health. From Flickr, by Jannie-Jan
Brain & Behavior. From Flickr, by vmario
Technology. From Flickr, by tico24