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.
Do you dream of a career studying horses? If so, you'll want to meet Sandra Olsen, a zooarchaeologist who has been learning about how humans domesticated wild horses.
Did you know that there are more than 200 breeds of horses living today? Explore amazing facts about horse breeds. Find out about their colors, body types, the different jobs they do, and where in the world they come from.
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.
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.
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.
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.
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?
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.
Only a small fraction of the 400-plus known species of extinct dinosaurs have appeared on TV and movie screens. Meet some of the more unusual members of T. rex and Velociraptor's family tree.