Grades 6-8

Plant Morphology

Online Resource

Plant Morphology

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.

Meet the OLogist: Sandra Olsen

Meet the OLogist: Sandra Olsen

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.

Beautiful Breeds

Beautiful Breeds

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.

Studying Snow and Wind in Antarctica

Article

Studying Snow and Wind in Antarctica

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.

Meteorology in the Poles

Article

Meteorology in the Poles

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.

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Antarctic Weather Reports

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?

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Antarctic Photo Gallery

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.

Beyond T. rex

Beyond T. rex

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.

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