Sprite Cow helps you get the background-position, width and height of sprites within a spritesheet as a nice bit of copyable css.

"Historypin asks the public to dig out, upload and pin their own old photos, as well as the stories behind them, onto the Historypin map. Uniquely, Historypin lets you layer old images onto modern Street View scenes, giving a series of peeks into the past."

"CSS sprites were a solution to the problem of multiple HTTP requests to download multiple images. Data URIs allow you to embed images directly into your CSS files, solving the same problem in a much more elegant and maintainable way."

"Catoptrics deals with the phenomena of reflected light and image-forming optical systems using mirrors." from Wikipedia.

from Nettuts+.

ESO, the European Southern Observatory, is the foremost intergovernmental astronomy organisation in Europe and the world’s most productive astronomical observatory.

In Running the Numbers, photographer Chris Jordan attempts to convey the vastness of modern consumption by breaking down annual statistics into more graspable quantities depicted by clever visualizations made of individual objects or groups of objects that he photographs. from seed.

Animoto automatically produces beautifully orchestrated, completely unique video pieces from your photos, video clips and music.

When Carsten Kamenz of Berlin's Humboldt-University turned his electron microscope on arachnid "book lungs," he found a landscape of sere, alien beauty—canyons and beaches of chitin that, at higher magnifications, split into thin pages fringed with lacy arches and carpeted with mushroom-like structures.

Here we have collected 13 stunning images of some of the world’s most impressive and beautiful glaciers, captured from space by astronauts and satellites. from wired science.

Photomicrography Competition. Small World is regarded as the leading forum for showcasing the beauty and complexity of life as seen through the light microscope.

Spriting made easy

the first observations made by the new Wide Field Camera 3 aboard the upgraded NASA Hubble Space Telescope.

Image Spark lets you upload and create a library of images that inspire you in whatever it is you do.

Biscuit Tin magically fills with a random selection of your lovely photos on flickr.

the value of visual imagery in a liberal-democratic society. from google books.

the animated PNG

Screenshot and Website Capture for Mac OS X Leopard.

by Getty Images.

Graphic Leftovers is a haven where professional designers and illustrators sell or donate their unused, unsold, or leftover artwork online. Find a cool logo for your next project or share some leftovers of your own.

a port of the Processing Visualization Language.

an open source programming language and environment for people who want to program images, animation, and interactions.

aerial photography, commissions & stock imagery.

a celebration of astronomy. from new scientist.

consolidating your images into one or more composite sprites.

image format specific non-lossy image optimization tools.

from nasa's spitzer space telescope.

a service of the internet archive.

image replacement techniques.