For your weekly viewing pleasure, here are the large-scale versions of this week's channel photos.
(Have a photo you'd like to send in? Email it to email@example.com, 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 clairity
Physical Science. Crystals growing on a cast iron fence. From Flickr, by Unhindered by Talent
Environment. White Desert, Egypt. From Flickr, via Go Climb a Rock
Humanities & Social Science. Safeco Field of the Seattle Mariners. From Flickr, by ArtBrom
Education & Careers. From Flickr, by Slow Learner
Politics. Rosie the Riveter. From Wikimedia Commons, via Wikimedia Commons
Medicine & Health. From Flickr, by otisarchives1
Brain & Behavior. From Flickr, by axeldeviaje
Technology. From Flickr, by givepeasachance