Tracking down a fireball in the sky over Alaska
At villages in northwestern and central Alaska, from McGrath to Wainwright, people saw what scientists think was a meteorite.
Science
Look up, Alaska: The aurora is expected to be especially active this week
The best nights to view the northern lights from Anchorage are likely Wednesday and Thursday, with the forecast calling for clear skies.
Ravens and crows are hard to fool. These scientists and researchers have tried.
Biologist Stacia Backensto fabricated an elaborate disguise — and even walked with a different gait — in order to trick the birds.
Why is cold tolerance so unique to each individual?
One researched posited that people who were moody and worrisome shivered less than people with sunnier personalities.
The scents, sights and sounds of fall equinox in Alaska
As temperatures dip, nature responds by changing color and releasing familiar aromas.
Sediment sample from remote island offers insight into Bering Sea ice over the last 5,000 years
Eight years ago, 85-year-old scientist David Klein harvested a vital sample from desolate St. Matthew Island. Now, the results from the core suggest that the Bering Sea is in a warm state unlike any in the past several thousand years.
Earthquake and insect discoveries made on an Alaska road trip
Shaken from a earthquake centered near Valdez, the author avoided the sting of the stable bug population.
Winds kick up century-old volcanic ash on Alaska Peninsula
Loose ash from 1912 Novarupta eruption swirled about 4,000 feet into the sky on Monday.
As Arctic sea ice melts, killer whales are increasingly preying on endangered bowhead whales, scientists say
Bowhead whales are an important food for Alaska Natives, and the increased presence of killer whales could affect hunting, experts say.
Return to crash site is emotional, healing
Jones remembers the impact, and suddenly skidding to a stop, the plane upside-down.
Pink salmon could prosper in warmer Arctic rivers and streams, study says
The findings bolster reports by Alaska subsistence fishermen that pink salmon numbers have increased as the Arctic warms at more than double the rate of the rest of the globe.
Why are spruce trees turning orange in the Alaska Range?
The answer to the Tang-colored mystery involves tiny spruce needle rust fungus spores that also rely on Labrador tea plants to survive.
When a field-work trip goes awry on top of a volcano in the Aleutians
On top of Okmok Volcano in the Aleutians, geophysicist Guy Tytgat found shelter -- but not much rest -- in a tiny seismic station.
Arctic youth finds woolly mammoth bone at least 12,000 years old
Twelve-year-old Quinton Barnes found the 30-pound bone by the Nigiliq River in Nuiqsut, and he and his sister measured it at just over 32 inches long.
Remembering the glaciologist whose research on the Greenland ice sheet, where he died, showed dramatic changes
That Konrad Steffen, a man with decades of walking and working and sleeping on glaciers, died in a crevasse shows that anything can happen.
The first Arctic summer without ice is coming in just 15 years
Researchers warn that businesses, governments, and people living in the Arctic need to prepare now for changes in regional geopolitics, transportation and food availability.
Rare white orca spotted in Southeast Alaska
Fewer than 10 have been recorded worldwide, according to the graduate student who documented the orca sighting near Petersburg.
Bears alert scientists to secret salmon streams
When researchers for Gates of the Arctic National Park and Preserve started studying northern grizzly bears, they found the remains of salmon carcasses and bear scat containing fish bones and gills.
A look at the banana slugs that ooze over coastal Alaska
Pacific banana slugs can grow to the lengths of pencils in the warm weather of California. In colder climates, they likely hibernate underground in winter.
In 1981, scientists predicted an earthquake like the one that rattled the Alaska Peninsula this week
They described the area as a swath of one of the world’s great subduction zones that had not ruptured in a long time — and it was perhaps due.