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March 24, 2017

Squirrels somehow predict seed bonanza

Squirrels somehow predict seed bonanza

How can female squirrels predict a good food supply before it exists?

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March 17, 2017

Are ravens responsible for wolf packs?

Are ravens responsible for wolf packs?

People who study animal behavior think they may have found out why wolves hunt in packs — because ravens are such good scavengers.

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March 10, 2017

Far-north mallards thriving on the edge

Far-north mallards thriving on the edge

With dogs’ breath fogging the 30-below zero air at their knees, 71 Iditarod mushers steamed their way down the frozen Chena River in Fairbanks on March 6. Upstream, just a few miles behind them, 500 ducks were surviving in a one-mile stretch of open water.

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March 3, 2017

Far-north lake trout living in mystery

Far-north lake trout living in mystery

In early March up on the frozen Arctic Coastal Plain, as the wind sculpts snow into drifts, it’s hard to tell northern lakes from surrounding tundra. But lurking deep beneath that flat white world are toothy predators as long as your arm.

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February 17, 2017

Cold War inspired first launch from Poker Flat

Cold War inspired first launch from Poker Flat

When they launch, the four rockets now pointed northward from Poker Flat Research Range will add to the 345 that have arced over northern Alaska during the past 48 years. Recently, Chuck Deehr remembered number one.

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February 10, 2017

More tropical nights in Alaska’s future?

More tropical nights in Alaska’s future?

By the end of this century, Alaskans may be enjoying tropical evening breezes for about a week each year. That’s an increase from the almost zero such nights we currently savor.

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February 3, 2017

Lack of sea ice and Lower 48 weather

Lack of sea ice and Lower 48 weather

Unless you are now eating muktuk in Savoogna, it’s hard to pinpoint the effects of less sea ice floating on the northern oceans. But some researchers say the northern ocean — now absorbing so much more heat and reflecting so much less — is affecting weather far from the Arctic.

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January 27, 2017

Sleuthing the site of a century-old earthquake

Sleuthing the site of a century-old earthquake

The second-largest earthquake on the planet in 1904 happened somewhere in Alaska. It could have been St. Michael, Rampart, Fairbanks, Coldfoot or a place called Sunrise on the Kenai Peninsula. People felt the magnitude 7.3 at each place.

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January 19, 2017

An open letter to deep Interior cold

An open letter to deep Interior cold

But here you are, back in Fairbanks, far from the dulling effects of the (relatively) warm ocean. There’s no buffer between us and the Neptune-like top of the winter world but a mountain range, skimpy boreal forest and tundra plants covered with snow. And in you came.

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January 5, 2017

Bringing the world to a standstill

Bringing the world to a standstill

During an eruption that lasted three days in 1912, a vibrant landscape became the gray badlands known as the Valley of 10,000 Smokes.

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