Test drive our new Bird Finder tool based on our virtual bird aviary of the southwest. A great way to learn about birds in your own backyard. Image of Northern Cardinal above by Robert Shantz.
Every second of every day the brain is collecting and sending out signals from and to the parts of your body. It keeps everything working even when we are sleeping at night. Take a tour of this amazing control center.
Little water, sweaty, hot summer days and frigid winter nights make the desert an uninviting place for most animals and plants. But hiding just below the surface, the desert is alive with microbes—tiny, living things too small to see without magnification.
Is there anything in nature that get smaller as it thrives?
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.ShareThis