Brain Food

Spirits call out on the wind, and chains scrape the streets at night, or so go the ghost stories of Easter Island. Northern Arizona University archaeologist Britton Shepardson shifted his focus from studying the island’s mysterious and massive stone statues, to founding Terevaka Archaeological Outreach. The nonprofit organization involves local high school students in preserving the vanishing Rapa Nui oral history.


NASA

It's only been a few weeks since scientists confirmed there is indeed water on Mars. But they have yet to determine if life exists in the briny water or if that moisture is coming from the atmosphere or from underground.

NAU

The American Southwest is one of the fastest changing climates in North America. And some scientists fear many plants, and the organisms that depend on them, may not be able to adapt to the changes in time to survive. That’s why Northern Arizona University ecological geneticist Tom Whitham is cloning key species and planting them in different environments.


NASA

Information about Pluto continues to beam back to Earth from the New Horizons space probe. And scientists are finding the data perplexing, enchanting...and surprising!


KNAU/Bonnie Stevens

Tree climbing scientists are going to great heights to find pine genes with the perfect fit for the future.

Hillary Cooper is a biologist at Northern Arizona University. Perched high-up in a Southwestern White Pine on Mount Elden, she gathers cones for an experiment to see if they'll grow in warmer, drier conditions. "It wasn't too windy today," Cooper says, "but we had to climb pretty high on about a 4" trunk and then really stretch out to get those cones at the tippy top."

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