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Alaska Science Forum: The porcupine’s winter in slow-motion
While running through Bicentennial Park in Anchorage, biologist Jessy Coltrane spotted a porcupine in a birch tree. On her runs on days following, she saw… Continue reading
On the Trails: Social bees and social learning
Dancing, dialects and more.
Alaska Science Forum: Dozens descend upon Alaska to measure snow
“We would like to be able to map the water-equivalent (in snow) globally.”
On the Trails: Blood-eaters of the animal kingdom
Eating liquid blood is a moderately popular way of life in the animal kingdom.
Alaska Science Forum: Stranger in a rich land of winter life
Things an Alaskan notices while standing on a road in Costa Rica…
On the Trails: Variable sightings and weather in winter
Winter is an odd time of year here.
Alaska Science Forum: Birds in Alaska, 70 million years ago
They’re no spring chickens.
On the Trails: Breaking out the snowshoes
Surprise! A starlit night, a nice day, lower temperatures, and then some lovely snow.
Alaska Science Forum: Butterflies and ravens as poetic inspiration
Both poets and scientists are deep observers who interpret the world in different ways.
On the Trails: The many roads to red
Red and reddish colors can be produced in many ways, by a variety of pigment molecules.
Alaska Science Forum: Making sense of raven talk
Do we really want to know what ravens are saying about us?
On the Trails: Putting a finer point on porcupines
Plants such as roses and devil’s club aren’t the only prickly ones…
Study: 15 million people live under threat of glacial floods
More than half of those are in just four countries: India, Pakistan, Peru and China.
Alaska Science Forum: Butterflies in the middle of winter
Waiting in the wings for spring.
On the Trails: A green world
Five decades ago, some well-known ecologists looked around and noted that their terrestrial world was very green. Why didn’t herbivores demolish the greenery? The observers… Continue reading
Alaska Science Forum: Alaska blackfish in a world of its own
It is an evolutionary loner.
On the Trails: Nitrogen — an essential element
It’s involved with almost all aspects of life.
Alaska Science Forum: Magnetic declination and finding the moon
Dan Joling of Anchorage was set to photograph the full moon rising over the Port of Anchorage on Jan. 6, 2023. His research told him… Continue reading
On the Trails: The afterlife of trees
Dead wood is an important basis for many new uses.
Alaska Science Forum: Alaska’s small glaciers are on the way out
Even optimistic projections show half of glaciers gone by end of century.