By keeping a nature journal, this 16-year-old from Colorado quickly saw how aspens support and sustain biodiversity. Learn more about the most widely distributed tree species in North America.

It can seem that the desert ecosystem is devoid of much life. But this Arizona teen found biodiversity just by turning over a few ironwood tree trunks she found in the sand.

How did tropical fish end up in Montana's Trudau Lake? And do they go dormant to survive the winter? This eighth-grader's winning essay investigates and answers these questions and more.

With most of its rocks buried and completely unknown, Antarctica is the last continental frontier. Go with Finn under the ice to find out how Australia and Antarctica once fit together.

Working in the extreme environment of Antarctica calls for supreme gear and machines—that is, unless you're naturally outfitted, like an emperor penguin or elephant seal.

The weather station names paint quite a picture of Antarctica—Penguin Point, Ski-Hi, and Windless Bight. Which one would you guess had the lowest temperature? And what month was it recorded in?

From leaf margin and arrangement to the parts of a flower and a corn seedling, take an illustrated look at plant morphology with this collection of guides.

If the West Antarctic Ice Sheet breaks apart, it could release enough water to raise the sea level by six meters (19.7 feet). Meet a scientist studying the ice sheet's past in order to predict its future.

It takes only about a month for any change in Antarctica's weather to be felt in North America—pretty remarkable when you consider that Antarctica is 12,874 kilometers (8,000 miles) away.

What's a high school chemistry teacher from Florida doing in Antarctica studying the winds? She's helping researchers understand global warming by tracking how the winds transport snow.