Time capsule: Color guard

Perennial plants, ones like willows and fireweed that grow again spring after spring, gamble with their lives every year.

Seeking the benefits of a parasite

Despite lousewort’s humble emergence, its ecology could prompt scientists to reconsider the role of plant parasites as solely detrimental.

Time capsule: Looking for a few good wood frogs

Barnes needs wood frogs because he wants to find out more about how frogs can freeze in the fall and then hop around in spring as if they hadn't spent the last seven months as tiny green ice cubes.

How do Alaska animals sleep in the summer?

Do other Alaska animals hustle and bustle as we do in the summer, building nests and storing seeds and hunting and pollinating throughout the night?

World War II sparked creation of Geophysical Institute

The institute is now recognized as a global leader in Arctic research.

Deep thawing soil will keep roads rough

It seems like the thawing should have an end date, a point when the road settles into a smooth plane.

Lynx life near the Haul Road

From the edge of the Coldfoot truck stop, a pair of yellow eyes in a softly severe, silver face looks out from dense willows and alders.

Time capsule: Mosquito molestation motivates minor migrations

The females do have a lust for blood, though, enough to alter the behavior of man and beast.

A bird and a puzzling sound lead to discovery

The Cornell Lab’s Merlin bird app disagreed with me that morning. It identified the sound as that of a Wilson’s snipe.

Time capsule: How to win the ice pool

One sure way to win the Nenana Ice Classic is to invest $100,800 to buy 50,400 tickets, one on each minute from about April 18 to May 22.