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Discovery’s Edge

���ճԹ� scientists revolutionize our understanding of land, sea, space, and the human body.

Climbing to a New World

Could old-growth forest canopies hold the secret to keeping biodiversity, and our planet, intact? Botanist Steve Sillett ’89 has been researching up in the trees to find out.

By Cara Nixon

Ghost Trees

���ճԹ� biology students have been scouring the Portland area for hybrid oak trees. Their journey could reshape the way we see our ecosystem.

By Bennett Campbell Ferguson

In the Classroom and Out at Sea

Susan Rickards ’90 is a science teacher by day and a marine mammal researcher in any spare moment.

By Cara Nixon