ice-bridge

The Last Time Antarctica Melted

Researchers drill deep for answers

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MAGAZINE HIGHLIGHTS

Scott-Lewis

A Geologist Witnesses Firsthand the Processes that Shaped Half Dome

A geologist’s experience reveals how Yosemite National Park’s Half Dome gets its shape.
Yellowstone-Fire

Wildfire Engulfed Yellowstone 30 Years Ago. Its Recovery Could Predict The Future of the West

Thirty years after flames ripped through Yellowstone, scientists study the sites to understand how future fires affect ecosystems.
Olive-Protection

Protecting Olive Trees From Above

The big picture on fighting orchard infection.
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