When you think of the arctic, you might picture mostly empty ice, but the Arctic ecosystem is home to many organisms. Much of this life in the arctic depends on tiny organisms called plankton which make up the base of the food web.
A city saved and thanks to a last minute 100 votes, an amazing win for the Astonishing Treehopper.
Build your own protein channel from paper, play the Venom! invader game on the computer to test your skills battling scorpion venom, or browse our Protein Art section to see the many different ways scientists view protein.
How many people can the earth support?
by volunteering, or simply sending us feedback on the site. Scientists, teachers, writers, illustrators, and translators are all important to the program. If you are interested in helping with the website we have a Volunteers page to get the process started.